Properties of the Number 91975

Ninety-One Thousand Nine Hundred Seventy-Five

Basics

Value: 91974 → 91975 → 91976

Parity: odd

Prime: No

Previous Prime: 91969

Next Prime: 91997

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 5 ² × 13 × 283

Divisors: 1, 5, 13, 25, 65, 283, 325, 1415, 3679, 7075

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110011101000111

Octal: 263507

Duodecimal: 45287

Hexadecimal: 16747

Square: 8459400625

Square Root: 303.273803682415

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

Expansion of 1/(x^k*(1-x-3·x^k+1)) for k=6. A143457

a(1) = 1; for n>1, a(n) = largest integer k such that the word a(1)a(2)...a(n-1) is of is of the form xy^k₁Y^k₂y^k₃Y^k₄...y^k_m-1Y^k_m where y has positive length and Y=reverse(y) and k₁+k₂+k₃+...+k_m = k. A91975