Properties of the Number 57748

Fifty-Seven Thousand Seven Hundred Forty-Eight

Basics

Value: 57747 → 57748 → 57749

Parity: even

Prime: No

Previous Prime: 57737

Next Prime: 57751

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 14437

Divisors: 1, 2, 4, 14437, 28874, 57748

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110000110010100

Octal: 160624

Duodecimal: 29504

Hexadecimal: e194

Square: 3334831504

Square Root: 240.30813552603666

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

The sum of the lengths of the 2-compositions of n. A 2-composition of n is a nonnegative matrix with two rows, such that each column has at least one nonzero entry and whose entries sum up to n. The length of the 2-composition is the number of columns. A181290

Number of 3-abelian equivalence classes of words of length n over a binary alphabet. A289657

Square array A(n,k), n > 0, k > 0, read by downward antidiagonals: A(n,k) is the number of columns in all k-compositions of n. A382818

Number of decompositions of 2n-1 into sum of a twin lucky number and a twin even-lucky-number (from A045955, A045956). A57748