Base | Representation |
---|---|
bin | 1001101001011… |
… | …01111101111000 |
3 | 12122021121012202 |
4 | 10310231331320 |
5 | 131204204012 |
6 | 12010325332 |
7 | 2001611351 |
oct | 464557570 |
9 | 178247182 |
10 | 80928632 |
11 | 41755974 |
12 | 23129848 |
13 | 139c6c85 |
14 | aa68d28 |
15 | 7188cc2 |
hex | 4d2df78 |
80928632 has 8 divisors (see below), whose sum is σ = 151741200. Its totient is φ = 40464312.
The previous prime is 80928611. The next prime is 80928637. The reversal of 80928632 is 23682908.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80928637) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5058032 + ... + 5058047.
It is an arithmetic number, because the mean of its divisors is an integer number (18967650).
Almost surely, 280928632 is an apocalyptic number.
It is an amenable number.
80928632 is a deficient number, since it is larger than the sum of its proper divisors (70812568).
80928632 is a wasteful number, since it uses less digits than its factorization.
80928632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10116085 (or 10116081 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 38.
The square root of 80928632 is about 8996.0342373737. The cubic root of 80928632 is about 432.5477591017.
The spelling of 80928632 in words is "eighty million, nine hundred twenty-eight thousand, six hundred thirty-two".
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