Properties of the Number 99057

Ninety-Nine Thousand Fifty-Seven

Basics

Value: 99056 → 99057 → 99058

Parity: odd

Prime: No

Previous Prime: 99053

Next Prime: 99079

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 53 × 89

Divisors: 1, 3, 7, 21, 53, 89, 159, 267, 371, 623

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000001011110001

Octal: 301361

Duodecimal: 493A9

Hexadecimal: 182f1

Square: 9812289249

Square Root: 314.7332203628972

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

T(n,k)=Number of nXk binary arrays with some element plus some horizontally, vertically, diagonally or antidiagonally adjacent neighbor totalling two exactly once. A268766

Number of n X 4 binary arrays with some element plus some horizontally, vertically, diagonally or antidiagonally adjacent neighbor totalling two exactly once. A268762

Number of nX7 binary arrays with some element plus some horizontally, vertically, diagonally or antidiagonally adjacent neighbor totalling two exactly once. A268765

Unsigned Stirling numbers of first kind, s(n+1,2): a(n+1) = (n+1)*a(n) + n!. A254

A bisection of A000396. A99057