Properties of the Number 12655

Twelve Thousand Six Hundred Fifty-Five

Basics

Value: 12654 → 12655 → 12656

Parity: odd

Prime: No

Previous Prime: 12653

Next Prime: 12659

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 × 2531

Divisors: 1, 5, 2531, 12655

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000101101111

Octal: 30557

Duodecimal: 73A7

Hexadecimal: 316f

Square: 160149025

Square Root: 112.49444430726346

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 n into nonsquares. A87153

Denominators of convergents to the diesis log₂(5/4). A46104

Sum of GCD's of parts in all partitions of n. A78392

a(1) = 1, a(n+1) is the sum of a(n) and floor( arithmetic mean of a(1) ... a(n) ). A65094

Centered 18-gonal numbers. A69131

Number of integer partitions of n such that it is not possible to choose a different constant integer partition of each part. A387329

Sum of the prime parts in the partitions of n into 10 parts. A309471

Number T(n,k) of partitions of [n] having exactly k parity changes within their blocks, n>=0, 0<=k<=max(0,n-1), read by rows. A363493

Centered 19-gonal numbers. A69132

Number of n-dimensional partitions of 5. A8779