Properties of the Number 23170

Twenty-Three Thousand One Hundred Seventy

Basics

Value: 23169 → 23170 → 23171

Parity: even

Prime: No

Previous Prime: 23167

Next Prime: 23173

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 × 7 × 331

Divisors: 1, 2, 5, 7, 10, 14, 35, 70, 331, 662

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101101010000010

Octal: 55202

Duodecimal: 114AA

Hexadecimal: 5a82

Square: 536848900

Square Root: 152.2169504358828

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

Powers of sqrt(2) rounded down. A17910

Number of ways to place 2 nonattacking bishops on an n X n board. A172123

Largest term in periodic part of continued fraction expansion of square root of 2ⁿ + 1 or 0 if 2ⁿ + 1 is a square. A77624

Powers of sqrt(2) rounded to nearest integer. A17911

a(n) = A017911(n+1) = round(sqrt(2)ⁿ⁺¹). A57048

Number of binary words of length n with exactly one occurrence of subword 010 and exactly one occurrence of subword 101. A255386

a(0)=1, a(n+1) = 2·a(n) + b(n+2), where b(n)=A004539(n) is the n-th bit in the binary expansion of sqrt(2). A84188

Largest term in periodic part of continued fraction expansion of square root of -1+2ⁿ or 0 if -1+2ⁿ is square. A77625

Integers n such that n² + k is a Mersenne number 2^m - 1 for some k < n and m odd. A144932

Nonexponential weird numbers: nonexponential abundant numbers (A348604) that are not equal to the sum of any subset of their nonexponential divisors. A348631