Base | Representation |
---|---|
bin | 10110111101100… |
… | …011000010100001 |
3 | 222211212212102000 |
4 | 112331203002201 |
5 | 1242104424212 |
6 | 102120514213 |
7 | 12355266306 |
oct | 2675430241 |
9 | 884785360 |
10 | 385233057 |
11 | 1884aa330 |
12 | a901b969 |
13 | 61a71071 |
14 | 3923d0ad |
15 | 23c481dc |
hex | 16f630a1 |
385233057 has 32 divisors (see below), whose sum is σ = 625950720. Its totient is φ = 232218000.
The previous prime is 385233047. The next prime is 385233061. The reversal of 385233057 is 750332583.
It is not a de Polignac number, because 385233057 - 27 = 385232929 is a prime.
It is not an unprimeable number, because it can be changed into a prime (385233047) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53332 + ... + 60122.
It is an arithmetic number, because the mean of its divisors is an integer number (19560960).
Almost surely, 2385233057 is an apocalyptic number.
It is an amenable number.
385233057 is a deficient number, since it is larger than the sum of its proper divisors (240717663).
385233057 is a wasteful number, since it uses less digits than its factorization.
385233057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7002 (or 6996 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 36.
The square root of 385233057 is about 19627.3548141363. The cubic root of 385233057 is about 727.6253966012.
The spelling of 385233057 in words is "three hundred eighty-five million, two hundred thirty-three thousand, fifty-seven".
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