Base | Representation |
---|---|
bin | 10111000111000… |
… | …111110001010100 |
3 | 1000000121101010121 |
4 | 113013013301110 |
5 | 1243230232204 |
6 | 102250401324 |
7 | 12415521331 |
oct | 2707076124 |
9 | 1000541117 |
10 | 387742804 |
11 | 1899639a9 |
12 | a9a30244 |
13 | 6243c517 |
14 | 396d3988 |
15 | 24091b54 |
hex | 171c7c54 |
387742804 has 12 divisors (see below), whose sum is σ = 714263200. Its totient is φ = 183667608.
The previous prime is 387742777. The next prime is 387742807. The reversal of 387742804 is 408247783.
It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (387742807) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2550864 + ... + 2551015.
Almost surely, 2387742804 is an apocalyptic number.
It is an amenable number.
387742804 is a deficient number, since it is larger than the sum of its proper divisors (326520396).
387742804 is a wasteful number, since it uses less digits than its factorization.
387742804 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5101902 (or 5101900 counting only the distinct ones).
The product of its (nonzero) digits is 301056, while the sum is 43.
The square root of 387742804 is about 19691.1859470170. The cubic root of 387742804 is about 729.2021081411.
The spelling of 387742804 in words is "three hundred eighty-seven million, seven hundred forty-two thousand, eight hundred four".
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