Properties of the Number 51008

Fifty-One Thousand Eight

Basics

Value: 51007 → 51008 → 51009

Parity: even

Prime: No

Previous Prime: 51001

Next Prime: 51031

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ⁶ × 797

Divisors: 1, 2, 4, 8, 16, 32, 64, 797, 1594, 3188

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1100011101000000

Octal: 143500

Duodecimal: 25628

Hexadecimal: c740

Square: 2601816064

Square Root: 225.84950741588966

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 walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 0), (-1, -1, 1), (0, 1, -1), (1, 0, 1)}. A148339

Number of distinct finite languages over 4-ary alphabet, whose minimum regular expression has alphabetic width n. A211938

Numbers k such that 7·R_k + 3·10^k - 4 is prime, where R_k = 11...11 is the repunit (A002275) of length k. A259125

Continued fraction expansion of sqrt(2·log(2)). A51008

Number of n X 6 1..3 arrays with no element with value z exactly a city block distance of z from another element with value z. A209372