Base | Representation |
---|---|
bin | 10111001100010… |
… | …100001001111100 |
3 | 1000010011112200121 |
4 | 113030110021330 |
5 | 1244102314002 |
6 | 102335504324 |
7 | 12433221505 |
oct | 2714241174 |
9 | 1003145617 |
10 | 389104252 |
11 | 18a703869 |
12 | aa3880a4 |
13 | 627c8104 |
14 | 39969bac |
15 | 24260237 |
hex | 1731427c |
389104252 has 24 divisors (see below), whose sum is σ = 706305600. Its totient is φ = 187338816.
The previous prime is 389104231. The next prime is 389104253. The reversal of 389104252 is 252401983.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (389104253) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40813 + ... + 49435.
It is an arithmetic number, because the mean of its divisors is an integer number (29429400).
Almost surely, 2389104252 is an apocalyptic number.
It is an amenable number.
389104252 is a deficient number, since it is larger than the sum of its proper divisors (317201348).
389104252 is a wasteful number, since it uses less digits than its factorization.
389104252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9045 (or 9043 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 34.
The square root of 389104252 is about 19725.7256393776. The cubic root of 389104252 is about 730.0545727639.
The spelling of 389104252 in words is "three hundred eighty-nine million, one hundred four thousand, two hundred fifty-two".
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