Properties of the Number 57000

Fifty-Seven Thousand

Basics

Value: 56999 → 57000 → 57001

Parity: even

Prime: No

Previous Prime: 56999

Next Prime: 57037

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 5 ³ × 19

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101111010101000

Octal: 157250

Duodecimal: 28BA0

Hexadecimal: dea8

Square: 3249000000

Square Root: 238.74672772626644

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 maximal subsets of {1..n} such that every pair of distinct elements has a different quotient. A325861

Numbers n that raised to the powers from 1 to k (with k>=1) are multiple of the sum of their digits (n raised to k+1 must not be a multiple). Case k=12. A135197

Numbers with prime factorization p·q*r³*s³ (where p, q, r, s are distinct primes). A190108

Numbers n such that σ(n) = 13*φ(n) (where σ=A000203, φ=A000010). A171258

Number of triple-crossings of diagonals in the regular 2n-gon. A260417

Number of labeled plane 2-trees with n nodes. A3092

a(n) = 1728·n - 24. A157287

a(n) = binomial(n+2,2) * binomial(n+7,2). A104676

a(n) = number of ordered triples (w,x,y) such that w,x,y are all in {0,...,n} and the numbers |w-x|, |x-y|, |y-w| are distinct. A212963

Numbers with the property that in their factorization over distinct terms of A050376, the sums of prime and nonprime terms of A050376 are equal. A241270