Base | Representation |
---|---|
bin | 10110111101011… |
… | …100000011001001 |
3 | 222211211102010120 |
4 | 112331130003021 |
5 | 1242103020200 |
6 | 102120133453 |
7 | 12355116654 |
oct | 2675340311 |
9 | 884742116 |
10 | 385204425 |
11 | 18848a871 |
12 | a9007289 |
13 | 61a61018 |
14 | 3923289b |
15 | 23c3e9a0 |
hex | 16f5c0c9 |
385204425 has 24 divisors (see below), whose sum is σ = 638304384. Its totient is φ = 204980160.
The previous prime is 385204403. The next prime is 385204427. The reversal of 385204425 is 524402583.
It is not a de Polignac number, because 385204425 - 212 = 385200329 is a prime.
It is not an unprimeable number, because it can be changed into a prime (385204427) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29179 + ... + 40271.
It is an arithmetic number, because the mean of its divisors is an integer number (26596016).
Almost surely, 2385204425 is an apocalyptic number.
It is an amenable number.
385204425 is a deficient number, since it is larger than the sum of its proper divisors (253099959).
385204425 is a wasteful number, since it uses less digits than its factorization.
385204425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11569 (or 11564 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 33.
The square root of 385204425 is about 19626.6254103960. The cubic root of 385204425 is about 727.6073695168.
The spelling of 385204425 in words is "three hundred eighty-five million, two hundred four thousand, four hundred twenty-five".
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