Properties of the Number 22970

Twenty-Two Thousand Nine Hundred Seventy

Basics

Value: 22969 → 22970 → 22971

Parity: even

Prime: No

Previous Prime: 22963

Next Prime: 22973

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 2297

Divisors: 1, 2, 5, 10, 2297, 4594, 11485, 22970

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101100110111010

Octal: 54672

Duodecimal: 11362

Hexadecimal: 59ba

Square: 527620900

Square Root: 151.5585695366646

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 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 nXk array. A219291

Poincaré series [or Poincare series] (or Molien series) for a certain six-fold wreath product P₆. A91769

Series-parallel numbers. A137

a(n) = n*(5n² + 3n + 4) / 6. A203551

a(0) = 1; thereafter a(n) = 2*(6·n² - 3·n + 1). A386477

Number of nX5 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 nX5 array. A219288

Number of nX7 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 nX7 array. A219290

Numbers k such that 303·2^k+1 is prime. A322916

Expansion of the series reversion of x/(1 - 2·x/(1 - 3·x/(1 - 4·x/(1 - 5·x/(1 - ...))))), a continued fraction. A291376

Number of integers m, 1 <= m <= A002569(n), that are not terms in the triangle T(n,k) of A008284. A292994