Properties of the Number 97641

Ninety-Seven Thousand Six Hundred Forty-One

Basics

Value: 97640 → 97641 → 97642

Parity: odd

Prime: No

Previous Prime: 97613

Next Prime: 97649

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 19 × 571

Divisors: 1, 3, 9, 19, 57, 171, 571, 1713, 5139, 10849

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111110101101001

Octal: 276551

Duodecimal: 48609

Hexadecimal: 17d69

Square: 9533764881

Square Root: 312.4755990473496

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 n divides 2ⁿ + 1. A6521

Numbers k such that k³ divides 8^k² + 1. A128681

Numbers k such that k | 8^k + 1. A15955

Numbers n such that n divides 2ⁿ^2 + 1. A93546

Primitive elements of the sequence of integers n such that n divides 2ⁿ + 1 (A006521). A136473

Number of n-step four-sided prudent self-avoiding walks ending on the top side of their box. A191757

Pseudo-powers to base 3: numbers k that are not powers of 3 such that k divides 2^k + 1. A16057

"Primitive" numbers k such that k divides 4^k - 1. A323203

Numbers k that divide 2^k³ + 1. A93665

The smallest integer k | 2^k + 1 such that ω(k) = n. A306401