Properties of the Number 15156

Fifteen Thousand One Hundred Fifty-Six

Basics

Value: 15155 → 15156 → 15157

Parity: even

Prime: No

Previous Prime: 15149

Next Prime: 15161

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 421

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 36, 421

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 11101100110100

Octal: 35464

Duodecimal: 8930

Hexadecimal: 3b34

Square: 229704336

Square Root: 123.10970717209915

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

Number of subset-sums of integer partitions of n. A304792

26-gonal numbers: a(n) = n*(12·n-11). A255185

5th power analog of Keith numbers. A281916

Numbers which are the sum of their proper divisors containing the digit 5. A59464

Number of 2 X 2 matrices having all elements in {-n,...,n} and determinant 1. A209982

a(n) = A273059(4n+1). A275917

McKay-Thompson series of class 14B for Monster. A58503

Expansion of q^-1 * (χ(-q) * χ(-q⁷))³ in powers of q where χ() is a Ramanujan θ function. A132319

Number of k-element subsets S of {1,...,n} such that mean(S)<median(S). A212149

Number of partitions p of n such that (number of numbers in p having multiplicity > 1) = number of 1s in p. A241090