Properties of the Number 22270

Twenty-Two Thousand Two Hundred Seventy

Basics

Value: 22269 → 22270 → 22271

Parity: even

Prime: No

Previous Prime: 22259

Next Prime: 22271

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 × 17 × 131

Divisors: 1, 2, 5, 10, 17, 34, 85, 131, 170, 262

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101011011111110

Octal: 53376

Duodecimal: 10A7A

Hexadecimal: 56fe

Square: 495952900

Square Root: 149.23136399564268

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

Numbers n such that if p=prime(n), then p, p+6, p+12, p+18 are consecutive primes with p=6·k+5 for some k, where prime(n) denotes n-th prime. A90835

Numbers k such that k+1, k+3, k+7 and k+9 are all primes. A125855

a(n) = a(n-1) + floor(a(n-2)/3) with a(0)=2, a(1)=3. A182229

Numbers m such that m+1, m+3, m+7, m+9 and m+13 are all primes. A245304

Third column (m=4) of array A090452. A90453

Where A007535 reaches a record. A98653

Minimum diameter of an integral set of n points in the plane, no 3 on a line, no 4 on a circle. A96873

Starting positions of strings of 3 1's in the decimal expansion of π. A50209

Numerator of Bernoulli(n, -5/7). A158541

a(n) = k is a number such that A007535(k), the smallest pseudoprime to base k ( > k), is the n-th Carmichael number. A293563