Properties of the Number -31993

Thirty-One Thousand Nine Hundred Ninety-Three

Basics

Value: -31994 → -31993 → -31992

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 13 × 23 × 107

Divisors: 1, 13, 23, 107, 299, 1391, 2461, 31993

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111110011111001

Octal: -76371

Duodecimal: -16621

Hexadecimal: -7cf9

Square: 1023552049

Square Root: 178.86587153506954

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

Boustrophedon transform of powers of 2. A752

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. exp(k·x)*(sec(x) + tan(x)). A292975

a(n) = n³ + 71·n + 1. A124363

Number of minimal edge cuts in the 3 X n grid graph. A378933