Properties of the Number 80755

Eighty Thousand Seven Hundred Fifty-Five

Basics

Value: 80754 → 80755 → 80756

Parity: odd

Prime: No

Previous Prime: 80749

Next Prime: 80761

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 31 × 521

Divisors: 1, 5, 31, 155, 521, 2605, 16151, 80755

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011101101110011

Octal: 235563

Duodecimal: 3A897

Hexadecimal: 13b73

Square: 6521370025

Square Root: 284.1742423232619

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

a(n) = 1 + n + binomial(n+3,5). A154322

Number of n X 2 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..3 n X 2 array. A219465

a(n) = ceiling(n*(1+1/sqrt(2))). A80755