Base | Representation |
---|---|
bin | 10111001100010… |
… | …110011100101001 |
3 | 1000010012000120100 |
4 | 113030112130221 |
5 | 1244103114031 |
6 | 102340020013 |
7 | 12433261050 |
oct | 2714263451 |
9 | 1003160510 |
10 | 389113641 |
11 | 18a70a924 |
12 | aa391609 |
13 | 627cc477 |
14 | 3996d397 |
15 | 24262de6 |
hex | 17316729 |
389113641 has 12 divisors (see below), whose sum is σ = 642346432. Its totient is φ = 222350616.
The previous prime is 389113633. The next prime is 389113661. The reversal of 389113641 is 146311983.
389113641 is a `hidden beast` number, since 3 + 8 + 9 + 1 + 1 + 3 + 641 = 666.
It is not a de Polignac number, because 389113641 - 23 = 389113633 is a prime.
It is a super-2 number, since 2×3891136412 = 302818851224553762, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 389113596 and 389113605.
It is not an unprimeable number, because it can be changed into a prime (389113661) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3088141 + ... + 3088266.
Almost surely, 2389113641 is an apocalyptic number.
It is an amenable number.
389113641 is a deficient number, since it is larger than the sum of its proper divisors (253232791).
389113641 is a wasteful number, since it uses less digits than its factorization.
389113641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6176420 (or 6176417 counting only the distinct ones).
The product of its digits is 15552, while the sum is 36.
The square root of 389113641 is about 19725.9636266521. The cubic root of 389113641 is about 730.0604447354.
The spelling of 389113641 in words is "three hundred eighty-nine million, one hundred thirteen thousand, six hundred forty-one".
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