Properties of the Number 82660

Eighty-Two Thousand Six Hundred Sixty

Basics

Value: 82659 → 82660 → 82661

Parity: even

Prime: No

Previous Prime: 82657

Next Prime: 82699

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 5 × 4133

Divisors: 1, 2, 4, 5, 10, 20, 4133, 8266, 16532, 20665

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100001011100100

Octal: 241344

Duodecimal: 3BA04

Hexadecimal: 142e4

Square: 6832675600

Square Root: 287.50652166516153

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

Expansion of ∏_k>=1 (1 - x^k * (1 + k·x)). A336978

Second entry in row n of triangle in A169940. A169943

Number of ways n can be expressed as the sum of a square and a triangular number. A82660

Carmichael numbers divisible by 7 and 17. A182532