Properties of the Number 56743

Fifty-Six Thousand Seven Hundred Forty-Three

Basics

Value: 56742 → 56743 → 56744

Parity: odd

Prime: No

Previous Prime: 56737

Next Prime: 56747

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 179 × 317

Divisors: 1, 179, 317, 56743

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101110110100111

Octal: 156647

Duodecimal: 28A07

Hexadecimal: dda7

Square: 3219768049

Square Root: 238.2078923965367

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 Motzkin excursions of length n with an odd number of peaks. A307578

Numbers k such that σ(k) - k - 1 is a perfect number. A293992

a(n) = φ(2^prime(n) - 1)/prime(n); a(0) = 0 by convention. A56743