Properties of the Number 80129

Eighty Thousand One Hundred Twenty-Nine

Basics

Value: 80128 → 80129 → 80130

Parity: odd

Prime: No

Previous Prime: 80111

Next Prime: 80141

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 7 × 11447

Divisors: 1, 7, 11447, 80129

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10011100100000001

Octal: 234401

Duodecimal: 3A455

Hexadecimal: 13901

Square: 6420656641

Square Root: 283.0706625561893

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

Main diagonal of A332369. A332370

a(n) is the smallest composite k such that k divides 2^k·n-1 - 1. A317556

Number of primes less than n·10²⁰. A80129