Base | Representation |
---|---|
bin | 11011100001011… |
… | …00100110001011 |
3 | 121002102101021001 |
4 | 31300230212023 |
5 | 433100310022 |
6 | 34524155431 |
7 | 5502233410 |
oct | 1560544613 |
9 | 532371231 |
10 | 230869387 |
11 | 109357651 |
12 | 65398b77 |
13 | 38aa4c08 |
14 | 2293a107 |
15 | 15405b27 |
hex | dc2c98b |
230869387 has 8 divisors (see below), whose sum is σ = 263971296. Its totient is φ = 197797632.
The previous prime is 230869349. The next prime is 230869393. The reversal of 230869387 is 783968032.
230869387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-230869387 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230869187) 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, 12393 + ... + 24805.
It is an arithmetic number, because the mean of its divisors is an integer number (32996412).
Almost surely, 2230869387 is an apocalyptic number.
230869387 is a deficient number, since it is larger than the sum of its proper divisors (33101909).
230869387 is a wasteful number, since it uses less digits than its factorization.
230869387 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15077.
The product of its (nonzero) digits is 435456, while the sum is 46.
The square root of 230869387 is about 15194.3866937761. The cubic root of 230869387 is about 613.4635779703.
The spelling of 230869387 in words is "two hundred thirty million, eight hundred sixty-nine thousand, three hundred eighty-seven".
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