Base | Representation |
---|---|
bin | 11100010000000001… |
… | …101010100100101001 |
3 | 2220022000002201121002 |
4 | 130100001222210221 |
5 | 444110403034144 |
6 | 21533551124345 |
7 | 2122460466053 |
oct | 342001524451 |
9 | 86260081532 |
10 | 30333643049 |
11 | 11956606a96 |
12 | 5a668136b5 |
13 | 2b25542118 |
14 | 167a8988d3 |
15 | bc808114e |
hex | 71006a929 |
30333643049 has 2 divisors, whose sum is σ = 30333643050. Its totient is φ = 30333643048.
The previous prime is 30333643019. The next prime is 30333643069. The reversal of 30333643049 is 94034633303.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 30238775449 + 94867600 = 173893^2 + 9740^2 .
It is a cyclic number.
It is not a de Polignac number, because 30333643049 - 220 = 30332594473 is a prime.
It is not a weakly prime, because it can be changed into another prime (30333643009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15166821524 + 15166821525.
It is an arithmetic number, because the mean of its divisors is an integer number (15166821525).
Almost surely, 230333643049 is an apocalyptic number.
It is an amenable number.
30333643049 is a deficient number, since it is larger than the sum of its proper divisors (1).
30333643049 is an equidigital number, since it uses as much as digits as its factorization.
30333643049 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 209952, while the sum is 38.
The spelling of 30333643049 in words is "thirty billion, three hundred thirty-three million, six hundred forty-three thousand, forty-nine".
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