Base | Representation |
---|---|
bin | 11011011101000… |
… | …11010101110100 |
3 | 121001100211001212 |
4 | 31232203111310 |
5 | 432424312223 |
6 | 34504140552 |
7 | 5464402346 |
oct | 1556432564 |
9 | 531324055 |
10 | 230307188 |
11 | 109003221 |
12 | 65167758 |
13 | 38939057 |
14 | 22831296 |
15 | 15344278 |
hex | dba3574 |
230307188 has 12 divisors (see below), whose sum is σ = 420561120. Its totient is φ = 110146872.
The previous prime is 230307137. The next prime is 230307193. The reversal of 230307188 is 881703032.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1251578 + ... + 1251761.
It is an arithmetic number, because the mean of its divisors is an integer number (35046760).
Almost surely, 2230307188 is an apocalyptic number.
It is an amenable number.
230307188 is a deficient number, since it is larger than the sum of its proper divisors (190253932).
230307188 is a wasteful number, since it uses less digits than its factorization.
230307188 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2503366 (or 2503364 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 32.
The square root of 230307188 is about 15175.8751971674. The cubic root of 230307188 is about 612.9652169064.
The spelling of 230307188 in words is "two hundred thirty million, three hundred seven thousand, one hundred eighty-eight".
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