Properties of the Number 8318

Eight Thousand Three Hundred Eighteen

Basics

Value: 8317 → 8318 → 8319

Parity: even

Prime: No

Previous Prime: 8317

Next Prime: 8329

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 4159

Divisors: 1, 2, 4159, 8318

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001111110

Octal: 20176

Duodecimal: 4992

Hexadecimal: 207e

Square: 69189124

Square Root: 91.20307012376283

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 superdiagonal partitions: partitions (p1, p2, p3, ...) of n such that π >= i. A238873

Number A(n,k) of compositions of n where each part i is marked with a word of length i over a k-ary alphabet whose letters appear in alphabetical order; square array A(n,k), n>=0, k>=0, read by antidiagonals. A261780

Number of 3-compositions of n. A145839

(p·q - 1)/2 where p and q are consecutive odd primes. A102770

Sums of two (not necessarily distinct) Mersenne primes (A000668). A171251

Number of partitions of n into as many primes as nonprimes. A155515

Numbers k for which the sums of prime factors (ignoring multiplicity) of σ(k) and φ(k) are equal but the sets of prime factors of σ and φ are different. A81378

Expansion of η(q³) * η(q³³) / ( η(q)* η(q¹¹)) in powers of q. A128663

a(n) = 1·prime(n) + 2·prime(n-1) + ... + k·prime(n+1-k), where k=floor((n+1)/2) and prime(n) is the n-th prime. A23870

Denominators of continued fraction convergents to sqrt(645). A42239