Properties of the Number 90632

Ninety Thousand Six Hundred Thirty-Two

Basics

Value: 90631 → 90632 → 90633

Parity: even

Prime: No

Previous Prime: 90631

Next Prime: 90641

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 11329

Divisors: 1, 2, 4, 8, 11329, 22658, 45316, 90632

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110001000001000

Octal: 261010

Duodecimal: 44548

Hexadecimal: 16208

Square: 8214159424

Square Root: 301.0514906124864

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

G.f.: ∑_n>=0 xⁿ * (1 + xⁿ)ⁿ / (1 + xⁿ⁺¹)ⁿ⁺¹. A323557

Smallest m such that A258062(m) = n. A258063

Powers of 2: a(n) = 2ⁿ. A79

Pascal's triangle read by rows: C(n,k) = binomial(n,k) = n!/(k!*(n-k)!), 0 <= k <= n. A7318

Tetrahedral (or triangular pyramidal) numbers: a(n) = C(n+2,3) = n*(n+1)*(n+2)/6. A292

Number of compositions of n with k parts, T(n, k) = binomial(n-1, k-1) for n, k >= 1 and T(n, 0) = 0ⁿ, triangle read by rows for n >= 0 and 0 <= k <= n. A97805

Binomial coefficients C(n,5). A389

a(n) = binomial coefficient C(n,7). A580

a(n) = binomial(n,2): number of size-2 subsets of {0,1,...,n} that contain no consecutive integers. A161680

a(n) = binomial coefficient C(n,8). A581