Properties of the Number 91822

Ninety-One Thousand Eight Hundred Twenty-Two

Basics

Value: 91821 → 91822 → 91823

Parity: even

Prime: No

Previous Prime: 91813

Next Prime: 91823

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 31 × 1481

Divisors: 1, 2, 31, 62, 1481, 2962, 45911, 91822

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110011010101110

Octal: 263256

Duodecimal: 4517A

Hexadecimal: 166ae

Square: 8431279684

Square Root: 303.0214513858714

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 compositions of n such that the maximal distance between two identical parts equals one. A262192

G.f. satisfies A(x) = 1 + x·cycle_index(G,A(x)) where G = cyclic group of order 5 generated by (1,2,3,4,5). A36727

a(n)=2·sum(k=0,n,sum(i=0,k,sum(j=0,i, A010060(j))))-(1/6)*(n³+6·n²+11·n-6). A91822