Properties of the Number 55775

Fifty-Five Thousand Seven Hundred Seventy-Five

Basics

Value: 55774 → 55775 → 55776

Parity: odd

Prime: No

Previous Prime: 55763

Next Prime: 55787

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 5 ² × 23 × 97

Divisors: 1, 5, 23, 25, 97, 115, 485, 575, 2231, 2425

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101100111011111

Octal: 154737

Duodecimal: 2833B

Hexadecimal: d9df

Square: 3110850625

Square Root: 236.16731357239087

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 with digits 5 and 7 only. A284380

G.f.: ∏_{k>=1, j>=1} 1/((1 + x^k·j) * (1 - x^k·j)²). A320245

a(n) = floor(nⁿ / n!). A55775