Properties of the Number 51565

Fifty-One Thousand Five Hundred Sixty-Five

Basics

Value: 51564 → 51565 → 51566

Parity: odd

Prime: No

Previous Prime: 51563

Next Prime: 51577

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 × 10313

Divisors: 1, 5, 10313, 51565

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1100100101101101

Octal: 144555

Duodecimal: 25A11

Hexadecimal: c96d

Square: 2658949225

Square Root: 227.07928130941406

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 steps required to reach (2ⁿ)-2 from 2ⁿ⁺¹-2 by iterating the map x -> x - (number of runs in binary representation of x). A255071

Third unsigned column of triangle A051523. A51565