Properties of the Number 91230

Ninety-One Thousand Two Hundred Thirty

Basics

Value: 91229 → 91230 → 91231

Parity: even

Prime: No

Previous Prime: 91229

Next Prime: 91237

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 5 × 3041

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 3041, 6082

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110010001011110

Octal: 262136

Duodecimal: 44966

Hexadecimal: 1645e

Square: 8322912900

Square Root: 302.04304329019067

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

Number of nonempty subsets of {1, 2, ..., n} with <=10 pairwise coprime elements. A187271

Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 4 and every element equal to at least one neighbor. A146090

Numbers n such that 10ⁿ + 9ⁿ⁺¹ is prime. A275783

Iterates of A014580, starting with a(0) = 1, a(n) = A014580ⁿ(1). [Here A014580ⁿ means the n-th fold application of A014580]. A91230