Properties of the Number -87199

Eighty-Seven Thousand One Hundred Ninety-Nine

Basics

Value: -87200 → -87199 → -87198

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 7 × 12457

Divisors: 1, 7, 12457, 87199

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10101010010011111

Octal: -252237

Duodecimal: -42567

Hexadecimal: -1549f

Square: 7603665601

Square Root: 295.2947679861599

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

Numbers n such that 30n-13, 30n-11, 30n-1, 30n+1, 30n+11, 30n+13 are all prime. A175683

Numbers k such that (13·10^k + 197)/3 is prime. A276311

Number of n X n 0..1 arrays with every element equal to 1, 2 or 4 king-move adjacent elements, with upper left element zero. A297851