Base | Representation |
---|---|
bin | 1001101000110… |
… | …00000011001100 |
3 | 12122010001001212 |
4 | 10310120003030 |
5 | 131143320420 |
6 | 12004353552 |
7 | 2001055544 |
oct | 464300314 |
9 | 178101055 |
10 | 80838860 |
11 | 416a4483 |
12 | 230a58b8 |
13 | 1399515b |
14 | aa44324 |
15 | 716c3c5 |
hex | 4d180cc |
80838860 has 12 divisors (see below), whose sum is σ = 169761648. Its totient is φ = 32335536.
The previous prime is 80838853. The next prime is 80838899. The reversal of 80838860 is 6883808.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2020952 + ... + 2020991.
It is an arithmetic number, because the mean of its divisors is an integer number (14146804).
Almost surely, 280838860 is an apocalyptic number.
It is an amenable number.
80838860 is an abundant number, since it is smaller than the sum of its proper divisors (88922788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80838860 is a wasteful number, since it uses less digits than its factorization.
80838860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4041952 (or 4041950 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 41.
The square root of 80838860 is about 8991.0433209945. The cubic root of 80838860 is about 432.3877619813.
The spelling of 80838860 in words is "eighty million, eight hundred thirty-eight thousand, eight hundred sixty".
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