Properties of the Number 25987

Twenty-Five Thousand Nine Hundred Eighty-Seven

Basics

Value: 25986 → 25987 → 25988

Parity: odd

Prime: No

Previous Prime: 25981

Next Prime: 25997

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 13 × 1999

Divisors: 1, 13, 1999, 25987

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110010110000011

Octal: 62603

Duodecimal: 13057

Hexadecimal: 6583

Square: 675324169

Square Root: 161.2048386370583

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

Super anti-abundant numbers. A192269

Expansion of series_reversion( x/(1 + sum(k>=1, x^A032766(k)) ) ) / x. A215340

Expansion of 1/((1-2x)(1-5x)(1-6x)(1-8x)). A25987