Properties of the Number 68159

Sixty-Eight Thousand One Hundred Fifty-Nine

Basics

Value: 68158 → 68159 → 68160

Parity: odd

Prime: No

Previous Prime: 68147

Next Prime: 68161

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 7 ² × 13 × 107

Divisors: 1, 7, 13, 49, 91, 107, 637, 749, 1391, 5243

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000101000111111

Octal: 205077

Duodecimal: 3353B

Hexadecimal: 10a3f

Square: 4645649281

Square Root: 261.07278678560124

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

a(n) = floor[ n/R(n) ], where R(n) (A004086) = Digit reversal of n. A68159

a(n) is the number of positive integers between successive Mersenne primes. A301580