Properties of the Number 57668

Fifty-Seven Thousand Six Hundred Sixty-Eight

Basics

Value: 57667 → 57668 → 57669

Parity: even

Prime: No

Previous Prime: 57667

Next Prime: 57679

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 13 × 1109

Divisors: 1, 2, 4, 13, 26, 52, 1109, 2218, 4436, 14417

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110000101000100

Octal: 160504

Duodecimal: 29458

Hexadecimal: e144

Square: 3325598224

Square Root: 240.14162487998618

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

Square array, read by antidiagonals, where rows are successive self-convolutions of the top row, which equals A003169 shifted one place right. A100324

Number of 5 X n arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..1 5 X n array. A220035

Least numbers k for each base b >= 2 such that N = b^2ⁿ + k is prime for 6 consecutive values from n = 0 to n = 5. A225492

Number of minimal 7-covers of a labeled n-set. A57668