Properties of the Number 51002

Fifty-One Thousand Two

Basics

Value: 51001 → 51002 → 51003

Parity: even

Prime: No

Previous Prime: 51001

Next Prime: 51031

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 × 7 × 3643

Divisors: 1, 2, 7, 14, 3643, 7286, 25501, 51002

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1100011100111010

Octal: 143472

Duodecimal: 25622

Hexadecimal: c73a

Square: 2601204004

Square Root: 225.83622384374036

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 positive meanders (walks starting at the origin and ending at any altitude > 0 that never touch or go below the x-axis in between) with n steps from {-3,-2,-1,1,2,3}. A278395

O.g.f. exp( ∑_{n >= 1} A211419(n)*xⁿ/n ). A262738

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, 0, 1), (-1, 1, 1), (1, -1, 1), (1, 1, 0)}. A149314

a(n) = (6·n)!*(2·n)!/((4·n)!*(3·n)!*n!). A211419

Sum of 5th powers of odd divisors of n. A51002

Decimal expansion of the constant describing the expected number of components in a random labeled planar graph on n vertices. A267412