Properties of the Number 68671

Sixty-Eight Thousand Six Hundred Seventy-One

Basics

Value: 68670 → 68671 → 68672

Parity: odd

Prime: No

Previous Prime: 68669

Next Prime: 68683

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 43 × 1597

Divisors: 1, 43, 1597, 68671

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000110000111111

Octal: 206077

Duodecimal: 338A7

Hexadecimal: 10c3f

Square: 4715706241

Square Root: 262.05152165175457

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( binomial(n,7)/7 ). A11853

a(n) = 1/7*( binomial(n,7) - floor(n/7) ). A215053

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (0, 1, -1), (1, 0, 1), (1, 1, -1), (1, 1, 1)}. A150952

Define f(n,k) = floor[n/k] and a(n) = right concatenation of f(n,k) for k = 1 to int[(n+1)/2] or until one arrives at a 1. A68671