Properties of the Number 23444

Twenty-Three Thousand Four Hundred Forty-Four

Basics

Value: 23443 → 23444 → 23445

Parity: even

Prime: No

Previous Prime: 23431

Next Prime: 23447

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 5861

Divisors: 1, 2, 4, 5861, 11722, 23444

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101101110010100

Octal: 55624

Duodecimal: 11698

Hexadecimal: 5b94

Square: 549621136

Square Root: 153.11433636338563

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 12-regular partitions of n (no part is a multiple of 12). A328546

Integers which can be written in exactly three ways as sum of two distinct nonzero pentagonal numbers. A333013

a(0) = 1; a(n) = ∑_k=1..n Stirling2(n,k)*a(n-k). A308444

0-sequence of reduction of pentagonal numbers sequence by x² -> x+1. A192145

Number of partitions of n with equal number of parts congruent to each of 0 and 2 (mod 3). A35535

For n > 1 the sum of t := floor(n/2) + 1 consecutive previous terms, the leading t terms when n is even, the immediately-preceding t terms when n is odd; a(0) = 0, a(1) = 1. A238834

a(n) = n-2. A23444