Properties of the Number 90425

Ninety Thousand Four Hundred Twenty-Five

Basics

Value: 90424 → 90425 → 90426

Parity: odd

Prime: No

Previous Prime: 90407

Next Prime: 90437

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 ² × 3617

Divisors: 1, 5, 25, 3617, 18085, 90425

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110000100111001

Octal: 260471

Duodecimal: 443B5

Hexadecimal: 16139

Square: 8176680625

Square Root: 300.70749907509787

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 length 2+2 0..n arrays with the sum of the maximum minus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero. A252178

Numbers k > 0 that set a new record for the closeness of 4*π*k² to an integer. A297840

Number of iterations required for happy number A007770(n) to converge to 1. A90425