Base | Representation |
---|---|
bin | 1001101000100… |
… | …01110001001100 |
3 | 12122001201202222 |
4 | 10310101301030 |
5 | 131142010012 |
6 | 12004034512 |
7 | 2000620541 |
oct | 464216114 |
9 | 178051688 |
10 | 80813132 |
11 | 41687114 |
12 | 23092a38 |
13 | 1398652a |
14 | aa38bc8 |
15 | 7164972 |
hex | 4d11c4c |
80813132 has 12 divisors (see below), whose sum is σ = 144872616. Its totient is φ = 39420960.
The previous prime is 80813113. The next prime is 80813147. The reversal of 80813132 is 23131808.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246218 + ... + 246545.
It is an arithmetic number, because the mean of its divisors is an integer number (12072718).
Almost surely, 280813132 is an apocalyptic number.
80813132 is a gapful number since it is divisible by the number (82) formed by its first and last digit.
It is an amenable number.
80813132 is a deficient number, since it is larger than the sum of its proper divisors (64059484).
80813132 is a wasteful number, since it uses less digits than its factorization.
80813132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 492808 (or 492806 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 26.
The square root of 80813132 is about 8989.6124499335. The cubic root of 80813132 is about 432.3418861376.
The spelling of 80813132 in words is "eighty million, eight hundred thirteen thousand, one hundred thirty-two".
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