Properties of the Number 80785

Eighty Thousand Seven Hundred Eighty-Five

Basics

Value: 80784 → 80785 → 80786

Parity: odd

Prime: No

Previous Prime: 80783

Next Prime: 80789

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 × 107 × 151

Divisors: 1, 5, 107, 151, 535, 755, 16157, 80785

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011101110010001

Octal: 235621

Duodecimal: 3A901

Hexadecimal: 13b91

Square: 6526216225

Square Root: 284.22702193844975

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 lower triangular n X n arrays colored with integers 0 upwards introduced in row major order, with no element equal to any element at a city block distance of two, and containing the value n(n+1)/2-2. A212031

Number of mutual-visibility sets in the n-antiprism graph. A389176

Least p-smooth number not less than n, where p is the smallest prime factor of n. A80785