Properties of the Number 99561

Ninety-Nine Thousand Five Hundred Sixty-One

Basics

Value: 99560 → 99561 → 99562

Parity: odd

Prime: No

Previous Prime: 99559

Next Prime: 99563

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 11 × 431

Divisors: 1, 3, 7, 11, 21, 33, 77, 231, 431, 1293

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000010011101001

Octal: 302351

Duodecimal: 49749

Hexadecimal: 184e9

Square: 9912392721

Square Root: 315.5328825970441

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

Position of 30ⁿ among 5-smooth numbers A051037. A372400

Sum C(n-3k,k-1), k=0..floor(n/4). A99561