Base | Representation |
---|---|
bin | 10111000100110… |
… | …100001100000000 |
3 | 222222110122220201 |
4 | 113010310030000 |
5 | 1243101411204 |
6 | 102225414544 |
7 | 12410423050 |
oct | 2704641400 |
9 | 888418821 |
10 | 387138304 |
11 | 189590813 |
12 | a979a454 |
13 | 6228a327 |
14 | 395b7560 |
15 | 23ec29a4 |
hex | 17134300 |
387138304 has 36 divisors (see below), whose sum is σ = 883163344. Its totient is φ = 165915648.
The previous prime is 387138287. The next prime is 387138317. The reversal of 387138304 is 403831783.
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, 106227 + ... + 109810.
Almost surely, 2387138304 is an apocalyptic number.
It is an amenable number.
387138304 is an abundant number, since it is smaller than the sum of its proper divisors (496025040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
387138304 is an equidigital number, since it uses as much as digits as its factorization.
387138304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 216060 (or 216046 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 37.
The square root of 387138304 is about 19675.8304526137. The cubic root of 387138304 is about 728.8229633899.
The spelling of 387138304 in words is "three hundred eighty-seven million, one hundred thirty-eight thousand, three hundred four".
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