Base | Representation |
---|---|
bin | 11011111110011010… |
… | …110011010100101111 |
3 | 2212112102020211100222 |
4 | 123332122303110233 |
5 | 443004242230412 |
6 | 21444355441555 |
7 | 2112242564222 |
oct | 337632632457 |
9 | 85472224328 |
10 | 30038242607 |
11 | 1181489429a |
12 | 59a38b62bb |
13 | 2aa9294a69 |
14 | 164d5615b9 |
15 | bac180072 |
hex | 6fe6b352f |
30038242607 has 2 divisors, whose sum is σ = 30038242608. Its totient is φ = 30038242606.
The previous prime is 30038242589. The next prime is 30038242631. The reversal of 30038242607 is 70624283003.
It is a weak prime.
It is an emirp because it is prime and its reverse (70624283003) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30038242607 - 212 = 30038238511 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30038245607) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15019121303 + 15019121304.
It is an arithmetic number, because the mean of its divisors is an integer number (15019121304).
Almost surely, 230038242607 is an apocalyptic number.
30038242607 is a deficient number, since it is larger than the sum of its proper divisors (1).
30038242607 is an equidigital number, since it uses as much as digits as its factorization.
30038242607 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48384, while the sum is 35.
The spelling of 30038242607 in words is "thirty billion, thirty-eight million, two hundred forty-two thousand, six hundred seven".
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