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Properties of the Number 57876

Fifty-Seven Thousand Eight Hundred Seventy-Six

Basics

Value: 57875 → 57876 → 57877

Parity: even

Prime: No

Previous Prime: 57859

Next Prime: 57881

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 2 2 × 3 × 7 × 13 × 53

Divisors: 1, 2, 3, 4, 6, 7, 12, 13, 14, 21

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1110001000010100

Octal: 161024

Duodecimal: 295B0

Hexadecimal: e214

Square: 3349631376

Square Root: 240.57431284324602

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

Numbers k such that k2 divides 5k-1. A127105
Number of non-isomorphic series-reduced rooted trees whose leaves are multisets with a total of n elements. A330465
Rectangular table, read by antidiagonals, such that the g.f. of row n, Rn(y), satisfies: Rn(y) = [ ∑k>=0 yk * Rn·k(y) ]n for n>=0, with R0(y)=1. A124550
Row 5 of table A124550; also equals the self-convolution 5th power of A124565, which is row 5 of table A124560. A124555
Triangle read by rows: T(n,k)=number of ordered trees with n edges and k branch nodes at odd height. A91958
Main diagonal of table A124550. A124557
Numbers k such that ψ(k2) = k, ψ = A002322; indices of 1 in A341857. A341858
Number of tiles in distance d from a given heptagon in the truncated order-3 tiling of the heptagonal plane (a.k.a. the "hyperbolic soccerball"). A290398
Primes p with the following property: let d1, d2, ... be the distinct digits occurring in the decimal expansion of p. Then for each di, dropping all the digits di from p produces a prime number. Leading 0's are not allowed. A57876
Lexicographically earliest sequence of distinct positive integers such that a(a(n)) shares a factor with a(a(n)-2) while not sharing a factor with a(a(n)-1). A378116