Properties of the Number 90649

Ninety Thousand Six Hundred Forty-Nine

Basics

Value: 90648 → 90649 → 90650

Parity: odd

Prime: No

Previous Prime: 90647

Next Prime: 90659

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 13 × 19 × 367

Divisors: 1, 13, 19, 247, 367, 4771, 6973, 90649

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110001000011001

Octal: 261031

Duodecimal: 44561

Hexadecimal: 16219

Square: 8217241201

Square Root: 301.0797236613585

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

Integers that are Rhonda numbers to base 30. A255736

Number of permutations of [n] with four inversions. A5287

a(n) = 74·n² - 1. A158744

Number of reduced words of length n in the Weyl group A₃₇. A161650

Numbers k such that σ(k)! - 1 is prime, where σ is A000203. A309548

Numbers k such that 9^k + 2 is prime. A90649