Properties of the Number -129887

One Hundred Twenty-Nine Thousand Eight Hundred Eighty-Seven

Basics

Value: -129888 → -129887 → -129886

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 129887

Divisors: 1, 129887

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11111101101011111

Octal: -375537

Duodecimal: -631BB

Hexadecimal: -1fb5f

Square: 16870632769

Square Root: 360.3983906734324

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

Minimal natural number (in decimal representation) with n prime substrings in base-4 representation (substrings with leading zeros are considered to be nonprime). A217304

Chen primes p such that their p + 2 counterpart is a Sarrus number (pseudoprime to base 2). A109994