Properties of the Number 22612

Twenty-Two Thousand Six Hundred Twelve

Basics

Value: 22611 → 22612 → 22613

Parity: even

Prime: No

Previous Prime: 22573

Next Prime: 22613

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 5653

Divisors: 1, 2, 4, 5653, 11306, 22612

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101100001010100

Octal: 54124

Duodecimal: 11104

Hexadecimal: 5854

Square: 511302544

Square Root: 150.37286989347513

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 (n+1)X(k+1) 0..2 arrays with the number of clockwise edge increases in every 2X2 subblock equal to two, and every 2X2 determinant nonzero. A205998

Numbers that are the sum of seven fourth powers in seven or more ways. A345573

Numbers that are the sum of seven fourth powers in exactly seven ways. A345829

Indices of primes in A007443. A287915

G.f. satisfies: A(x) = ∑_n>=0 xⁿ * ∏_k=0..n-1 A(2^k*x). A178089

Sum of (Gaussian) q-binomial coefficients for q=-13. A15178

Expansion of (1-x)^-1/(1+x+2·x³). A77906

Number of (n+1)X4 0..2 arrays with the number of clockwise edge increases in every 2X2 subblock equal to two, and every 2X2 determinant nonzero. A205993

Number of (n+1)X(n+1) 0..2 arrays with the number of clockwise edge increases in every 2X2 subblock equal to two, and every 2X2 determinant nonzero. A205990

Numbers k such that (28·10^k + 113)/3 is prime. A271147