Properties of the Number 90408

Ninety Thousand Four Hundred Eight

Basics

Value: 90407 → 90408 → 90409

Parity: even

Prime: No

Previous Prime: 90407

Next Prime: 90437

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 3767

Divisors: 1, 2, 3, 4, 6, 8, 12, 24, 3767, 7534

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110000100101000

Octal: 260450

Duodecimal: 443A0

Hexadecimal: 16128

Square: 8173606464

Square Root: 300.67923107524405

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 integer compositions of n with no ones or runs of length 1. A353508

a(n) = ∑_k=0..n binomial(4n+3,4k). A90408

G.f. satisfies A(x) = 1 + x·A(x)⁴ / (1 - 2·x*A(x)³). A364923

Squares of even hexagonal pyramidal numbers. A14803