Properties of the Number 15015

Fifteen Thousand Fifteen

Basics

Value: 15014 → 15015 → 15016

Parity: odd

Prime: No

Previous Prime: 15013

Next Prime: 15017

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 7 × 11 × 13

Divisors: 1, 3, 5, 7, 11, 13, 15, 21, 33, 35

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11101010100111

Octal: 35247

Duodecimal: 8833

Hexadecimal: 3aa7

Square: 225450225

Square Root: 122.53570908106747

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

Odd abundant numbers (odd numbers m whose sum of divisors exceeds 2m). A5231

One half of product of first n primes A000040. A70826

a(n) = lcm{1,2,...,n} / swinging_factorial(n) = A003418(n) / A056040(n). A180000

Odd primitive abundant numbers. A6038

Smallest j with n nodes in its riff (rooted index-functional forest). A62860

Triangle of numbers related to triangle A092083; generalization of Stirling numbers of second kind A008277, Lah-numbers A008297, ... A92082

Triangle of coefficients of Legendre polynomials P_n (x). A8316

Product of all primes p not dividing n such that the sum of the base-p digits of n is at least p, or 1 if no such prime exists. A324370

Triangle read by rows: T(n,k) = number of Dyck paths of semilength n having k peaks at odd height. A91867

The denominators of the subdiagonal in the difference table of the Bernoulli numbers. A190339