Properties of the Number 66722

Sixty-Six Thousand Seven Hundred Twenty-Two

Basics

Value: 66721 → 66722 → 66723

Parity: even

Prime: No

Previous Prime: 66721

Next Prime: 66733

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 73 × 457

Divisors: 1, 2, 73, 146, 457, 914, 33361, 66722

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000010010100010

Octal: 202242

Duodecimal: 32742

Hexadecimal: 104a2

Square: 4451825284

Square Root: 258.3060200614767

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 ways to place 3 nonattacking wazirs on a 3 X n board. A172229

Sum of the squares of the quadratic residues of prime(n). A125613

Numbers that can be expressed as the sum of two primes in exactly six ways. A66722