Base | Representation |
---|---|
bin | 1101011000111011100… |
… | …0000010100101001001 |
3 | 210222202012122002211022 |
4 | 3112032320002211021 |
5 | 12232100230300433 |
6 | 253401404042225 |
7 | 22422236322113 |
oct | 3261670024511 |
9 | 728665562738 |
10 | 230030321993 |
11 | 8961213562a |
12 | 386b8833375 |
13 | 188cba6c984 |
14 | b1c25803b3 |
15 | 5eb4a8c698 |
hex | 358ee02949 |
230030321993 has 2 divisors, whose sum is σ = 230030321994. Its totient is φ = 230030321992.
The previous prime is 230030321971. The next prime is 230030322023. The reversal of 230030321993 is 399123030032.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 197302979344 + 32727342649 = 444188^2 + 180907^2 .
It is a cyclic number.
It is not a de Polignac number, because 230030321993 - 218 = 230030059849 is a prime.
It is not a weakly prime, because it can be changed into another prime (230030311993) by changing a digit.
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 as a sum of consecutive naturals, namely, 115015160996 + 115015160997.
It is an arithmetic number, because the mean of its divisors is an integer number (115015160997).
Almost surely, 2230030321993 is an apocalyptic number.
It is an amenable number.
230030321993 is a deficient number, since it is larger than the sum of its proper divisors (1).
230030321993 is an equidigital number, since it uses as much as digits as its factorization.
230030321993 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 26244, while the sum is 35.
The spelling of 230030321993 in words is "two hundred thirty billion, thirty million, three hundred twenty-one thousand, nine hundred ninety-three".
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