Base | Representation |
---|---|
bin | 10111000100100… |
… | …111001111001000 |
3 | 222222100222010222 |
4 | 113010213033020 |
5 | 1243043212011 |
6 | 102224325212 |
7 | 12410112305 |
oct | 2704471710 |
9 | 888328128 |
10 | 387085256 |
11 | 189554978 |
12 | a9773808 |
13 | 6226c13c |
14 | 395a20ac |
15 | 23eb1ddb |
hex | 171273c8 |
387085256 has 8 divisors (see below), whose sum is σ = 725784870. Its totient is φ = 193542624.
The previous prime is 387085133. The next prime is 387085261. The reversal of 387085256 is 652580783.
It can be written as a sum of positive squares in only one way, i.e., 347822500 + 39262756 = 18650^2 + 6266^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24192821 + ... + 24192836.
Almost surely, 2387085256 is an apocalyptic number.
It is an amenable number.
387085256 is a deficient number, since it is larger than the sum of its proper divisors (338699614).
387085256 is a wasteful number, since it uses less digits than its factorization.
387085256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48385663 (or 48385659 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 44.
The square root of 387085256 is about 19674.4823565958. The cubic root of 387085256 is about 728.7896726458.
The spelling of 387085256 in words is "three hundred eighty-seven million, eighty-five thousand, two hundred fifty-six".
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