Properties of the Number -87687

Eighty-Seven Thousand Six Hundred Eighty-Seven

Basics

Value: -87688 → -87687 → -87686

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 9743

Divisors: 1, 3, 9, 9743, 29229, 87687

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: -10101011010000111

Octal: -253207

Duodecimal: -428B3

Hexadecimal: -15687

Square: 7689009969

Square Root: 296.11990814533226

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 partitions of n having positive even rank (the rank of a partition is the largest part minus the number of parts). A101708

Numbers k such that k and k² use only the digits 0, 6, 7, 8 and 9. A136966