Properties of the Number 81962

Eighty-One Thousand Nine Hundred Sixty-Two

Basics

Value: 81961 → 81962 → 81963

Parity: even

Prime: No

Previous Prime: 81953

Next Prime: 81967

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 107 × 383

Divisors: 1, 2, 107, 214, 383, 766, 40981, 81962

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100000000101010

Octal: 240052

Duodecimal: 3B522

Hexadecimal: 1402a

Square: 6717769444

Square Root: 286.29006269865533

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 (n+2)X(n+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 3 5 6 or 7 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 7. A252376

Ordered semiperimeters of primitive Pythagorean triangles with an even short leg (or an odd long leg). A81962