Properties of the Number 23160

Twenty-Three Thousand One Hundred Sixty

Basics

Value: 23159 → 23160 → 23161

Parity: even

Prime: No

Previous Prime: 23159

Next Prime: 23167

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 5 × 193

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101101001111000

Octal: 55170

Duodecimal: 114A0

Hexadecimal: 5a78

Square: 536385600

Square Root: 152.1840990379744

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 partitions of 2n with all subsums different from n. A6827

Triangle read by rows: T(n, k) = n! * 2^k * hypergeom([-k], [-n], 1/2). A374428

Number of closed paths of length n whose steps are 12th roots of unity, U₁₂(n). A198808

The number of functions f:{1,2,...,n}->{1,2,...,n} (endofunctions) such that all of the fixed points in f are isolated. A204042

First differences of A069474, successive differences of (n+1)⁶-n⁶. A69475

Triangle T(n,k) read by rows, where o.g.f. for T(n,k) is n!*∑_k=0..n (1+x)^n-k/k!. A73474

Number of irregular primes less than or equal to the 3ⁿ-th prime. A105467

Numbers k such that φ(k) = bigomega(k)*τ(k)². A68540

Least number beginning with n such that every partial sum is a square. A95158

a(n) = smallest positive multiple of n that, when represented in binary, contains the binary representations of all positive integers <= n at least once each. A144144