Properties of the Number 68750

Sixty-Eight Thousand Seven Hundred Fifty

Basics

Value: 68749 → 68750 → 68751

Parity: even

Prime: No

Previous Prime: 68749

Next Prime: 68767

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 ⁵ × 11

Divisors: 1, 2, 5, 10, 11, 22, 25, 50, 55, 110

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000110010001110

Octal: 206216

Duodecimal: 33952

Hexadecimal: 10c8e

Square: 4726562500

Square Root: 262.2022120425379

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

Hypotenuses for which there exist exactly 5 distinct Pythagorean triangles. A84649

Number of n step walks (each step +-1 starting from 0) which are never more than 4 or less than -4. A216212

Expansion of (1+x)*(1+2·x)*(1-x)/(1-5·x²+5·x⁴). A217777

a(n) = A247503(A277324(n)). A284563

Prime factorization representation of Stern polynomials B(n,x) with only the even powers of·present: a(n) = A247503(A260443(n)). A284553

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, 0), (0, -1, 0), (0, 1, -1), (1, 0, 1)}. A148925

Primitive terms of A108569. A346277

Number of potential flows in n X n array with integer velocities in -3..3, i.e., number of n X n arrays with adjacent elements differing by no more than 3, counting arrays differing by a constant only once. A68750