Properties of the Number 80255

Eighty Thousand Two Hundred Fifty-Five

Basics

Value: 80254 → 80255 → 80256

Parity: odd

Prime: No

Previous Prime: 80251

Next Prime: 80263

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 × 7 × 2293

Divisors: 1, 5, 7, 35, 2293, 11465, 16051, 80255

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10011100101111111

Octal: 234577

Duodecimal: 3A53B

Hexadecimal: 1397f

Square: 6440865025

Square Root: 283.29313440321846

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 nonempty subsets of {1, 2, ..., n} having pairwise coprime elements. A187106

a(n) = least number not of form [ (a²+b²)/n ]. A36574

Expansion of ∏_k>=1 1/(1 + p(k)*x^k), where p(k) = number of partitions of k (A000041). A316230

Expansion of 1/(1 - 2·x - 3·x² - 4·x³ + 4·x⁴). A375273

Antisquares: of the form a·p^k where p is prime, k is odd and a is nonsquare modulo p. A80255