Properties of the Number 57992

Fifty-Seven Thousand Nine Hundred Ninety-Two

Basics

Value: 57991 → 57992 → 57993

Parity: even

Prime: No

Previous Prime: 57991

Next Prime: 58013

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 11 × 659

Divisors: 1, 2, 4, 8, 11, 22, 44, 88, 659, 1318

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1110001010001000

Octal: 161210

Duodecimal: 29688

Hexadecimal: e288

Square: 3363072064

Square Root: 240.81528190710821

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

T(n,k)=Number of -k..k arrays x(0..n-1) of n elements with nonzero sum and with zero through n-1 differences all nonzero. A200165

Number of different partitions of the set {1, 2, ..., n} into an even number of blocks such that each block contains at least 2 elements. A97763

Triangle read by rows: T(n, k) = [x^k] p(x, n), where p(x, n) = (-1)ⁿ*(1 - 2·x)^{n + 1}* ∑_{j >= 0} (3·j + 2)ⁿ*(2·x)^j. A154594

Number of Fibonacci numbers F(k), k <= 10ⁿ, whose initial digit is 7. A73563

Number of -3..3 arrays x(0..n-1) of n elements with nonzero sum and with zero through n-1 differences all nonzero. A200160

Number of -n..n arrays x(0..6) of 7 elements with nonzero sum and with zero through 6 differences all nonzero. A200170

Number of commutative quasigroups of order n. A57992

Composite squarefree numbers n such that the ratio (n - 1/3)/(p(i) + 1/3) is an integer, where p(i) are the prime factors of n. A226113