Base | Representation |
---|---|
bin | 10111001110011… |
… | …110010010001011 |
3 | 1000011020021210020 |
4 | 113032132102023 |
5 | 1244223420102 |
6 | 102355551523 |
7 | 12441066135 |
oct | 2716362213 |
9 | 1004207706 |
10 | 389670027 |
11 | 18aa5a94a |
12 | aa5bb5a3 |
13 | 629657a6 |
14 | 39a76055 |
15 | 24322bbc |
hex | 1739e48b |
389670027 has 16 divisors (see below), whose sum is σ = 534200352. Its totient is φ = 252506880.
The previous prime is 389670023. The next prime is 389670077. The reversal of 389670027 is 720076983.
It is not a de Polignac number, because 389670027 - 22 = 389670023 is a prime.
It is not an unprimeable number, because it can be changed into a prime (389670023) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28353 + ... + 39789.
It is an arithmetic number, because the mean of its divisors is an integer number (33387522).
Almost surely, 2389670027 is an apocalyptic number.
389670027 is a deficient number, since it is larger than the sum of its proper divisors (144530325).
389670027 is a wasteful number, since it uses less digits than its factorization.
389670027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11758.
The product of its (nonzero) digits is 127008, while the sum is 42.
The square root of 389670027 is about 19740.0614740684. The cubic root of 389670027 is about 730.4082454101.
The spelling of 389670027 in words is "three hundred eighty-nine million, six hundred seventy thousand, twenty-seven".
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