Properties of the Number 22907

Twenty-Two Thousand Nine Hundred Seven

Basics

Value: 22906 → 22907 → 22908

Parity: odd

Prime: Yes

Previous Prime: 22901

Next Prime: 22921

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 22907

Divisors: 1, 22907

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101100101111011

Octal: 54573

Duodecimal: 1130B

Hexadecimal: 597b

Square: 524730649

Square Root: 151.35058638802823

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..1 arrays with each row divisible by 3 and each column divisible by 5, read as a binary number with top and left being the most significant bits. A262472

Primes p such that p = q² + 2·r² where q and r are also primes. A260553

Primes which remain prime after one and after two applications of the rotate-and-add operation of A086002. A86003

Primes which remain prime after one and after two and after three applications of the rotate-and-add operation of A086002. A86004

G.f. satisfies: A(x) = (1 + x*(3-x)*A(x)) * (1 + x²*A(x)). A216454

Primes of the form p² + 2q² with p and q odd primes. A201613

The $620 prime list. A18188

Near-Wilson primes (p = prime(n) satisfying (p-1)! == -1-A250406(n)*p (mod p²)) with A250406(n) < 10. A250407

Decimal part of cube root of a(n) starts with 4: first term of runs. A34130

Primes congruent to 32 mod 61. A142830