Properties of the Number -31976

Thirty-One Thousand Nine Hundred Seventy-Six

Basics

Value: -31977 → -31976 → -31975

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 7 × 571

Divisors: 1, 2, 4, 7, 8, 14, 28, 56, 571, 1142

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111110011101000

Octal: -76350

Duodecimal: -16608

Hexadecimal: -7ce8

Square: 1022464576

Square Root: 178.8183435780569

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 ordered biquanimous partitions of 2n. A64914

a(n) = dot_product(1,2,...,n)*(7,8,...,n,1,2,3,4,5,6). A26049

Number of minimal total dominating sets in the n-triangular (Johnson) graph. A303227

a(1) = 2, a(n) = (n-th-even n³) - (sum of previous terms). A181509

Numbers k such that 10^k - 2001 is prime. A278471

Expansion of (1 / sqrt(1 - 10·x + 9·x²) - 1 / (1 - x)) / 4. A363571