Base | Representation |
---|---|
bin | 10111001101100… |
… | …010100001101010 |
3 | 1000010202212000201 |
4 | 113031202201222 |
5 | 1244143102013 |
6 | 102350422414 |
7 | 12436026415 |
oct | 2715424152 |
9 | 1003685021 |
10 | 389425258 |
11 | 18a902a62 |
12 | aa501a0a |
13 | 628ab261 |
14 | 39a10b7c |
15 | 242c53dd |
hex | 1736286a |
389425258 has 4 divisors (see below), whose sum is σ = 584137890. Its totient is φ = 194712628.
The previous prime is 389425247. The next prime is 389425271. The reversal of 389425258 is 852524983.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 260080129 + 129345129 = 16127^2 + 11373^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97356313 + ... + 97356316.
Almost surely, 2389425258 is an apocalyptic number.
389425258 is a deficient number, since it is larger than the sum of its proper divisors (194712632).
389425258 is a wasteful number, since it uses less digits than its factorization.
389425258 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194712631.
The product of its digits is 691200, while the sum is 46.
The square root of 389425258 is about 19733.8606967821. The cubic root of 389425258 is about 730.2552794560.
The spelling of 389425258 in words is "three hundred eighty-nine million, four hundred twenty-five thousand, two hundred fifty-eight".
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