Base | Representation |
---|---|
bin | 10111001110011… |
… | …101110101100000 |
3 | 1000011020012021021 |
4 | 113032131311200 |
5 | 1244223340232 |
6 | 102355535224 |
7 | 12441060604 |
oct | 2716356540 |
9 | 1004205237 |
10 | 389668192 |
11 | 18aa59531 |
12 | aa5ba514 |
13 | 629649c4 |
14 | 39a75504 |
15 | 24322397 |
hex | 1739dd60 |
389668192 has 12 divisors (see below), whose sum is σ = 767159316. Its totient is φ = 194834080.
The previous prime is 389668189. The next prime is 389668199. The reversal of 389668192 is 291866983.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (389668199) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6088534 + ... + 6088597.
It is an arithmetic number, because the mean of its divisors is an integer number (63929943).
Almost surely, 2389668192 is an apocalyptic number.
389668192 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
389668192 is a deficient number, since it is larger than the sum of its proper divisors (377491124).
389668192 is a wasteful number, since it uses less digits than its factorization.
389668192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12177141 (or 12177133 counting only the distinct ones).
The product of its digits is 1119744, while the sum is 52.
The square root of 389668192 is about 19740.0149949284. The cubic root of 389668192 is about 730.4070988834.
The spelling of 389668192 in words is "three hundred eighty-nine million, six hundred sixty-eight thousand, one hundred ninety-two".
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