Properties of the Number 22679

Twenty-Two Thousand Six Hundred Seventy-Nine

Basics

Value: 22678 → 22679 → 22680

Parity: odd

Prime: Yes

Previous Prime: 22669

Next Prime: 22691

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 22679

Divisors: 1, 22679

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 101100010010111

Octal: 54227

Duodecimal: 1115B

Hexadecimal: 5897

Square: 514337041

Square Root: 150.5954846600654

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

Primes p such that τ(p-1)+τ(p+1) is larger than for any previous term. (Smallest prime sandwiched between more composite numbers.) A90481

Primes p such that 2·p + 11 is a square. A269784

The largest number m such that σ(m) = A007368(n), where A007368(n) = the smallest k such that σ(x) = k has exactly n solutions. A184394

Expansion of e.g.f. exp(x * (1 + x⁴)^3/4). A373526

Prime(n) and prime(n+2) use the same digits. A69794

Expansion of x*(1 + x)/(1 - 28·x + x²). A159669

Primes of the form highly abundant number - 1. A181562

Numbers k for which d(k-1) + d(k+1) is a record, where d(k) is the number of divisors of k. A189828

Least prime p such that σ(x)=σ(p) has exactly n solutions. A115374

a(n) = 70·n² - 1. A158736