Quick Answer: Is 1827 A Vampire Number?

What is meant by vampire number?

In number theory, a vampire number (or true vampire number) is a composite natural number with an even number of digits, that can be factored into two natural numbers each with half as many digits as the original number and not both with trailing zeroes, where the two factors contain precisely all the digits of the ….

What is Dracula number?

Meet the numbers that put the count in Count Dracula: vampire numbers. The term was coined in 1994 by US computer scientist Clifford A. … The lowest vampire number is 1260 because 21 x 60 = 1260. 21 and 60 are the fangs which are each exactly half the length of the original four digit number.

Why is 28 the perfect number?

The number 28 is a perfect number because its proper divisors sum up to give 28, and that is the definition of a perfect number.

Is 1395 a vampire number?

A “vampire number” is an integer with 2n digits that is the product of two n-digit numbers — the fangs — whose digits, when combined, form a permutation of the original digits (thus, multiplicity counts). The smallest vampire numbers are 1260 (= 21 × 60) and 1395 (= 15 × 93).

How do you attract vampires?

Utilize a vampire’s favorite sense – Smell. Vampires have a very heightened sense of smell, which is needed to sniff out all that fresh blood. It helps a lot if your blood smells especially good. Bella in the Twilight series smells very attractive to vampires.

Is 407 a narcissistic number?

Since the number of digits is not equal to the power to which they are taken for such numbers, they are not narcissistic numbers. The smallest numbers which are sums of any single positive power of their digits are 1, 2, 3, 4, 5, 6, 7, 8, 9, 153, 370, 371, 407, 1634, 4150, 4151, 8208, 9474, …

Who kills Dracula?

Dracula is killed by Jonathan Harker and Quincey Morris, one of Lucy’s suitors.

What do you call a female vampire?

vampiress (plural vampiresses) A female vampire.

Can you date a vampire?

If you are dating a vampire, you will see that they have a never-ending amount of energy. Humans on the other hand need rest to re-charge their bodies and there’s only so long humans can go without sleep. … If you are dating a vampire, then consider his or her family as a health risk.

How do you find vampire numbers?

You can obtain the number by multiplying two integers, x and y, each with n/2 digits. x and y are the fangs. Both fangs cannot end simultaneously in 0. The number can be made with all digits from x and y, in any order and only using each digit once.

What is magic number in Java?

37.8K subscribers. A number is said to be a Magic number if the sum of its digits are calculated till a single digit is obtained by recursively adding the sum of its digits. If the single digit comes to be 1 then the number is a magic number.

What are narcissistic numbers in maths?

In number theory, a narcissistic number (also known as a pluperfect digital invariant (PPDI), an Armstrong number (after Michael F. Armstrong) or a plus perfect number) in a given number base. is a number that is the sum of its own digits each raised to the power of the number of digits.

What is strong number?

Strong number is a number whose sum of all digits’ factorial is equal to the number ‘n’. Factorial implies when we find the product of all the numbers below that number including that number and is denoted by ! (Exclamation sign), For example: 4! = 4x3x2x1 = 24.

What is a 27 digit number called?

Numbers Bigger Than a TrillionNameNumber of ZerosGroups of (3) ZerosQuintillion186Sextillion217Septillion248Octillion27922 more rows•Dec 9, 2019

Is 1435 a vampire number?

Search a number The first vampire numbers are 1260 = 21 ⋅ 60, 1395 = 15 ⋅ 93, 1435 = 35 ⋅ 41, 1530 = 30 ⋅ 51 and 1827 = 21 ⋅ 87.

How does Dracula die?

At the end of the novel, Jonathan Harker then stabbed Dracula through the throat with a kukri knife and Quincey stabs the Count in the heart with a Bowie knife. Dracula then disintegrates into dust and Mina is freed from his curse. … Sadly, Quincey dies of his injuries following the battle.

What are vampires scared of?

Rabies can even help explain the supposed aversion of vampires to garlic. Infected people display a hypersensitive response to any pronounced olfactory stimulation, which would naturally include the pungent smell of garlic.”