Properties of the Number 82630

Eighty-Two Thousand Six Hundred Thirty

Basics

Value: 82629 → 82630 → 82631

Parity: even

Prime: No

Previous Prime: 82619

Next Prime: 82633

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 5 × 8263

Divisors: 1, 2, 5, 10, 8263, 16526, 41315, 82630

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10100001011000110

Octal: 241306

Duodecimal: 3B99A

Hexadecimal: 142c6

Square: 6827716900

Square Root: 287.4543442009531

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.: 1 / ∏_k>=1 (1-x^k)^k-1. A52847

Expansion of -x - x³*(2 -2·x⁴ +x⁵)/((1-x²)*(1+x+x⁴)). A89076

Number of partitions of n such that the number of parts and the smallest part are coprime. A200928

Records in A181159. A306332

Limit of the sequence obtained from S(0) = (1,1) and, for n > 0, S(n) = I(S(n-1)), where I consists of inserting, for i = 1, 2, 3..., the term a(i) + a(i+1) between any two terms for which 7·a(i+1) <= 11·a(i). A82630

a(n) = ∑_i=1..n prime(i)^i-1, where prime(i) denotes i-th prime number. A135485