Base | Representation |
---|---|
bin | 11011100000011… |
… | …11010110111100 |
3 | 121002012021222112 |
4 | 31300033112330 |
5 | 433032442003 |
6 | 34521433152 |
7 | 5501224304 |
oct | 1560172674 |
9 | 532167875 |
10 | 230749628 |
11 | 10928567a |
12 | 6533b7b8 |
13 | 38a62555 |
14 | 22908604 |
15 | 153d03d8 |
hex | dc0f5bc |
230749628 has 24 divisors (see below), whose sum is σ = 409812480. Its totient is φ = 113668400.
The previous prime is 230749627. The next prime is 230749637. The reversal of 230749628 is 826947032.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230749627) 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, 158303 + ... + 159753.
It is an arithmetic number, because the mean of its divisors is an integer number (17075520).
Almost surely, 2230749628 is an apocalyptic number.
It is an amenable number.
230749628 is a deficient number, since it is larger than the sum of its proper divisors (179062852).
230749628 is a wasteful number, since it uses less digits than its factorization.
230749628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2017 (or 2015 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 41.
The square root of 230749628 is about 15190.4452864292. The cubic root of 230749628 is about 613.3574855276.
The spelling of 230749628 in words is "two hundred thirty million, seven hundred forty-nine thousand, six hundred twenty-eight".
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