Properties of the Number 45013

Forty-Five Thousand Thirteen

Basics

Value: 45012 → 45013 → 45014

Parity: odd

Prime: Yes

Previous Prime: 45007

Next Prime: 45053

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 45013

Divisors: 1, 45013

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010111111010101

Octal: 127725

Duodecimal: 22071

Hexadecimal: afd5

Square: 2026170169

Square Root: 212.16267343715293

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Primes p such that q-p = 40, where q is the next prime after p. A126721

Odd numbers n for which the number of iterations to reach the largest equals number of iterations to reach 1 from the largest in Collatz (3x+1) trajectory of n. A224533

Primes p containing the string "13" and sum of digits sod(p) = 13. A175017

Number of binary strings of length n with equal numbers of 0000 and 0010 substrings. A164148

Primes of the form floor( (k*(sqrt(3)*k-1))/sqrt(2) ). A180449

Primes that are the sum of prime factors (with multiplicity) of a triprime which is the concatenation of three consecutive primes. A386228

Initial prime in first sequence of n primes congruent to 5 modulo 8. A57633

prime(k) for those k where floor((2*(prime(k+1)-prime(k))*PrimePi(k) mod (8·k))/k) = m with m = 10. A109564

Numbers whose base-3 representation contains exactly four 0's and four 2's. A45013