Base | Representation |
---|---|
bin | 10110111101111… |
… | …001000101111100 |
3 | 222212001110022121 |
4 | 112331321011330 |
5 | 1242120322023 |
6 | 102122452324 |
7 | 12356123542 |
oct | 2675710574 |
9 | 885043277 |
10 | 385323388 |
11 | 18856118a |
12 | a90640a4 |
13 | 61aa3208 |
14 | 39263d92 |
15 | 23c64d5d |
hex | 16f7917c |
385323388 has 12 divisors (see below), whose sum is σ = 675608920. Its totient is φ = 192292272.
The previous prime is 385323331. The next prime is 385323451. The reversal of 385323388 is 883323583.
It is a super-2 number, since 2×3853233882 = 296948226679597088, which contains 22 as substring.
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 an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90003 + ... + 94186.
Almost surely, 2385323388 is an apocalyptic number.
It is an amenable number.
385323388 is a deficient number, since it is larger than the sum of its proper divisors (290285532).
385323388 is a wasteful number, since it uses less digits than its factorization.
385323388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 184716 (or 184714 counting only the distinct ones).
The product of its digits is 414720, while the sum is 43.
The square root of 385323388 is about 19629.6558298917. The cubic root of 385323388 is about 727.6822643352.
The spelling of 385323388 in words is "three hundred eighty-five million, three hundred twenty-three thousand, three hundred eighty-eight".
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