Properties of the Number 66723

Sixty-Six Thousand Seven Hundred Twenty-Three

Basics

Value: 66722 → 66723 → 66724

Parity: odd

Prime: No

Previous Prime: 66721

Next Prime: 66733

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 23 × 967

Divisors: 1, 3, 23, 69, 967, 2901, 22241, 66723

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000010010100011

Octal: 202243

Duodecimal: 32743

Hexadecimal: 104a3

Square: 4451958729

Square Root: 258.30795574275294

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(0) = 0, and for n > 0, (a(n)) gives the indices n for which d(n) < d(k) for k < n, where d is the difference sequence of (cos k + sin k). A299640

Number of distinct partitions of n-th triangular number which can be obtained by merging parts in the partition 1+2+...+n. A66723