Base | Representation |
---|---|
bin | 1101011011001001010… |
… | …0100011101000110101 |
3 | 211001021122121212200021 |
4 | 3112302110203220311 |
5 | 12234304444444424 |
6 | 253540410045141 |
7 | 22443050104156 |
oct | 3266224435065 |
9 | 731248555607 |
10 | 230624999989 |
11 | 89897888a4a |
12 | 38843a197b1 |
13 | 18995024047 |
14 | b23b53d92d |
15 | 5eebda84e4 |
hex | 35b2523a35 |
230624999989 has 2 divisors, whose sum is σ = 230624999990. Its totient is φ = 230624999988.
The previous prime is 230624999923. The next prime is 230625000017. The reversal of 230624999989 is 989999426032.
230624999989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 117364482225 + 113260517764 = 342585^2 + 336542^2 .
It is a cyclic number.
It is not a de Polignac number, because 230624999989 - 217 = 230624868917 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230624919989) 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 as a sum of consecutive naturals, namely, 115312499994 + 115312499995.
It is an arithmetic number, because the mean of its divisors is an integer number (115312499995).
Almost surely, 2230624999989 is an apocalyptic number.
It is an amenable number.
230624999989 is a deficient number, since it is larger than the sum of its proper divisors (1).
230624999989 is an equidigital number, since it uses as much as digits as its factorization.
230624999989 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 136048896, while the sum is 70.
The spelling of 230624999989 in words is "two hundred thirty billion, six hundred twenty-four million, nine hundred ninety-nine thousand, nine hundred eighty-nine".
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