Base | Representation |
---|---|
bin | 1001100011010… |
… | …11011001100011 |
3 | 12120210010000010 |
4 | 10301223121203 |
5 | 131003203213 |
6 | 11541300003 |
7 | 1662052032 |
oct | 461533143 |
9 | 176703003 |
10 | 80131683 |
11 | 41261135 |
12 | 22a04603 |
13 | 137a82c8 |
14 | a8dc719 |
15 | 707cac3 |
hex | 4c6b663 |
80131683 has 32 divisors (see below), whose sum is σ = 117504000. Its totient is φ = 48384000.
The previous prime is 80131633. The next prime is 80131687. The reversal of 80131683 is 38613108.
It is not a de Polignac number, because 80131683 - 26 = 80131619 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 80131683.
It is not an unprimeable number, because it can be changed into a prime (80131687) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178243 + ... + 178691.
It is an arithmetic number, because the mean of its divisors is an integer number (3672000).
Almost surely, 280131683 is an apocalyptic number.
80131683 is a deficient number, since it is larger than the sum of its proper divisors (37372317).
80131683 is a wasteful number, since it uses less digits than its factorization.
80131683 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 603.
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 80131683 is about 8951.6301867314. The cubic root of 80131683 is about 431.1232270929.
The spelling of 80131683 in words is "eighty million, one hundred thirty-one thousand, six hundred eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •