Base | Representation |
---|---|
bin | 11011100000110… |
… | …01111101111111 |
3 | 121002021111121010 |
4 | 31300121331333 |
5 | 433040334322 |
6 | 34522410303 |
7 | 5501465100 |
oct | 1560317577 |
9 | 532244533 |
10 | 230793087 |
11 | 109305298 |
12 | 65360993 |
13 | 38a79275 |
14 | 2291a3a7 |
15 | 153dd20c |
hex | dc19f7f |
230793087 has 24 divisors (see below), whose sum is σ = 367648176. Its totient is φ = 128314368.
The previous prime is 230793053. The next prime is 230793127. The reversal of 230793087 is 780397032.
It is not a de Polignac number, because 230793087 - 26 = 230793023 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230793007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15778 + ... + 26655.
It is an arithmetic number, because the mean of its divisors is an integer number (15318674).
Almost surely, 2230793087 is an apocalyptic number.
230793087 is a deficient number, since it is larger than the sum of its proper divisors (136855089).
230793087 is a wasteful number, since it uses less digits than its factorization.
230793087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42487 (or 42480 counting only the distinct ones).
The product of its (nonzero) digits is 63504, while the sum is 39.
The square root of 230793087 is about 15191.8756906447. The cubic root of 230793087 is about 613.3959893523.
The spelling of 230793087 in words is "two hundred thirty million, seven hundred ninety-three thousand, eighty-seven".
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