Properties of the Number -131345

One Hundred Thirty-One Thousand Three Hundred Forty-Five

Basics

Value: -131346 → -131345 → -131344

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 × 109 × 241

Divisors: 1, 5, 109, 241, 545, 1205, 26269, 131345

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100000000100010001

Octal: -400421

Duodecimal: -64015

Hexadecimal: -20111

Square: 17251509025

Square Root: 362.41550739448223

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

a(n) is number of cycles in Moebius ladder M_n. A20873

T(n,k) = number of defective 3-colorings of an n X k 0..2 array connected horizontally and vertically with exactly two mistakes, and colors introduced in row-major 0..2 order. A229606

Smallest k>2ⁿ such that 2^k == 2ⁿ (mod k). A15938

Number of defective 3-colorings of an n X 3 0..2 array connected horizontally and vertically with exactly two mistakes, and colors introduced in row-major 0..2 order. A229601

Number of defective 3-colorings of an n X 6 0..2 array connected horizontally and vertically with exactly two mistakes, and colors introduced in row-major 0..2 order. A229604