Properties of the Number 22922

Twenty-Two Thousand Nine Hundred Twenty-Two

Basics

Value: 22921 → 22922 → 22923

Parity: even

Prime: No

Previous Prime: 22921

Next Prime: 22937

Digit Sum: 17

Digital Root: 8

Palindrome: Yes

Factorization: 2 × 73 × 157

Divisors: 1, 2, 73, 146, 157, 314, 11461, 22922

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101100110001010

Octal: 54612

Duodecimal: 11322

Hexadecimal: 598a

Square: 525418084

Square Root: 151.40013210033868

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

Expansion of q^-1/4 * (η(q⁴) / η(q))² in powers of q. A1936

Expansion of q^-1/4 * (η(q) * η(q⁴)² / η(q²)³)² in powers of q. A79006

a(n) = a(n-1) + a(m) for n >= 4, where m = 2·n - 2 - 2^p+1 and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = a(2) = 1 and a(3) = 2. A50031

a(n) = a(n-1) + a(m) for n >= 4, where m = 2·n - 2 - 2^p+1 and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1, a(2) = 2, and a(3) = 4. A50055

a(n) = 2*(10²ⁿ⁺¹-1)/9 + 7·10ⁿ. A332129

a(n) = 25·n² - 36·n + 13. A154355

T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every row, column, diagonal or antidiagonal in each 3X3 subblock summing to a prime. A251819

Composite palindromes whose sum of prime factors is palindromic (counted with multiplicity). A46354

Numbers with digits 2 and 9 only. A284923

a(n) = (5·n + 1)² + 4·n + 1. A7533