Base | Representation |
---|---|
bin | 10111000101010… |
… | …011001011001110 |
3 | 222222201010000200 |
4 | 113011103023032 |
5 | 1243114441410 |
6 | 102232234330 |
7 | 12411462102 |
oct | 2705231316 |
9 | 888633020 |
10 | 387265230 |
11 | 189668110 |
12 | a983b9a6 |
13 | 62303031 |
14 | 3960b902 |
15 | 23eea3c0 |
hex | 171532ce |
387265230 has 48 divisors (see below), whose sum is σ = 1098427824. Its totient is φ = 93882240.
The previous prime is 387265211. The next prime is 387265243. The reversal of 387265230 is 32562783.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 194599 + ... + 196578.
It is an arithmetic number, because the mean of its divisors is an integer number (22883913).
Almost surely, 2387265230 is an apocalyptic number.
387265230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
387265230 is an abundant number, since it is smaller than the sum of its proper divisors (711162594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
387265230 is a wasteful number, since it uses less digits than its factorization.
387265230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 391201 (or 391198 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
The square root of 387265230 is about 19679.0556175849. The cubic root of 387265230 is about 728.9026045885.
It can be divided in two parts, 38726 and 5230, that added together give a triangular number (43956 = T296).
The spelling of 387265230 in words is "three hundred eighty-seven million, two hundred sixty-five thousand, two hundred thirty".
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