Properties of the Number -129125

One Hundred Twenty-Nine Thousand One Hundred Twenty-Five

Basics

Value: -129126 → -129125 → -129124

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 ³ × 1033

Divisors: 1, 5, 25, 125, 1033, 5165, 25825, 129125

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11111100001100101

Octal: -374145

Duodecimal: -62885

Hexadecimal: -1f865

Square: 16673265625

Square Root: 359.339672176619

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 Lucas-Carmichael numbers less than 10ⁿ. A216929

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 23. A31611