Base | Representation |
---|---|
bin | 10111000100110… |
… | …011100000010000 |
3 | 222222110112002000 |
4 | 113010303200100 |
5 | 1243101314004 |
6 | 102225354000 |
7 | 12410411640 |
oct | 2704634020 |
9 | 888415060 |
10 | 387135504 |
11 | 1895896a8 |
12 | a9798900 |
13 | 62288c82 |
14 | 395b6520 |
15 | 23ec1c39 |
hex | 17133810 |
387135504 has 80 divisors (see below), whose sum is σ = 1269978240. Its totient is φ = 110609280.
The previous prime is 387135503. The next prime is 387135527. The reversal of 387135504 is 405531783.
387135504 is a `hidden beast` number, since 38 + 71 + 3 + 550 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (387135503) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 60987 + ... + 67034.
It is an arithmetic number, because the mean of its divisors is an integer number (15874728).
Almost surely, 2387135504 is an apocalyptic number.
It is an amenable number.
387135504 is an abundant number, since it is smaller than the sum of its proper divisors (882842736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
387135504 is a wasteful number, since it uses less digits than its factorization.
387135504 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128045 (or 128033 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 387135504 is about 19675.7592991986. The cubic root of 387135504 is about 728.8212063010.
The spelling of 387135504 in words is "three hundred eighty-seven million, one hundred thirty-five thousand, five hundred four".
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