Properties of the Number 6658

Six Thousand Six Hundred Fifty-Eight

Basics

Value: 6657 → 6658 → 6659

Parity: even

Prime: No

Previous Prime: 6653

Next Prime: 6659

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 3329

Divisors: 1, 2, 3329, 6658

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101000000010

Octal: 15002

Duodecimal: 3A2A

Hexadecimal: 1a02

Square: 44328964

Square Root: 81.59656855530139

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

Coordination sequence for "tsi" 3D uniform tiling. A299289

Coordination sequence for "ubt" 3D uniform tiling. A299291

Generalized Mancala solitaire (A002491); to get n-th term, start with n and successively round up to next 11 multiples of n-1, n-2, ..., 1, for n>=1. A113748

Numbers congruent to 2 in the structure of A211000. A211001

Numbers that are the sum of eight fourth powers in five or more ways. A345580

Numbers that are the sum of eight fourth powers in exactly five ways. A345837

a(n) = prime(prime(A028815(n) - 1) - 1) - 1. A141136

Number of ways to tile a 5 X 2n room with 1x2 Tatami mats. At most 3 Tatami mats may meet at a point. A68924

Number of partitions p of n such that the multiplicity of (min(p) + max(p))/2 is a part. A240497

Number of partitions of n with at most two even parts. A96778