Properties of the Number 91690

Ninety-One Thousand Six Hundred Ninety

Basics

Value: 91689 → 91690 → 91691

Parity: even

Prime: No

Previous Prime: 91673

Next Prime: 91691

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 × 53 × 173

Divisors: 1, 2, 5, 10, 53, 106, 173, 265, 346, 530

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110011000101010

Octal: 263052

Duodecimal: 4508A

Hexadecimal: 1662a

Square: 8407056100

Square Root: 302.80356668969404

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

Repeated set splitting, labeled elements. A137731

a(n) = [ a(n-1)/a(1) ] + [ a(n-3)/a(3) ] + [ a(n-5)/a(5) ] + ..., for n >= 3. A22872

Smallest integer m such that the n-th prime A000040(n) divides partition number A000041(m). A91690