Properties of the Number -57691

Fifty-Seven Thousand Six Hundred Ninety-One

Basics

Value: -57692 → -57691 → -57690

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 31 × 1861

Divisors: 1, 31, 1861, 57691

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110000101011011

Octal: -160533

Duodecimal: -29477

Hexadecimal: -e15b

Square: 3328251481

Square Root: 240.18950851359017

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(n) = n*(2·n² - 2·n + 1). A59722

a(n) = (prime(n)⁴ - 1) / 240. A89034

Fibonacci sequence beginning 11, 7. A206419

Numbers k such that 10^k + 4·R_k + 3 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A102934