Base | Representation |
---|---|
bin | 11011011111101… |
… | …10100011001100 |
3 | 121002000010120222 |
4 | 31233312203030 |
5 | 433021214022 |
6 | 34515330512 |
7 | 5500322120 |
oct | 1557664314 |
9 | 532003528 |
10 | 230648012 |
11 | 1092162a1 |
12 | 652b0a38 |
13 | 38a2821a |
14 | 228bd580 |
15 | 153b0242 |
hex | dbf68cc |
230648012 has 12 divisors (see below), whose sum is σ = 461296080. Its totient is φ = 98849136.
The previous prime is 230648009. The next prime is 230648021. The reversal of 230648012 is 210846032.
230648012 is an admirable number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4118687 + ... + 4118742.
It is an arithmetic number, because the mean of its divisors is an integer number (38441340).
Almost surely, 2230648012 is an apocalyptic number.
It is an amenable number.
230648012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230648012 is a wasteful number, since it uses less digits than its factorization.
230648012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8237440 (or 8237438 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 26.
The square root of 230648012 is about 15187.1001840378. The cubic root of 230648012 is about 613.2674368659.
The spelling of 230648012 in words is "two hundred thirty million, six hundred forty-eight thousand, twelve".
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