Base | Representation |
---|---|
bin | 11100001000110001… |
… | …101111111110001011 |
3 | 2212222112021011022221 |
4 | 130020301233332023 |
5 | 443333234432342 |
6 | 21513524354511 |
7 | 2116453010062 |
oct | 341061577613 |
9 | 85875234287 |
10 | 30212030347 |
11 | 118a39a3624 |
12 | 5a31b45a37 |
13 | 2b062a2145 |
14 | 166867d1d9 |
15 | bbc55ca67 |
hex | 708c6ff8b |
30212030347 has 2 divisors, whose sum is σ = 30212030348. Its totient is φ = 30212030346.
The previous prime is 30212030341. The next prime is 30212030371. The reversal of 30212030347 is 74303021203.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30212030347 - 23 = 30212030339 is a prime.
It is not a weakly prime, because it can be changed into another prime (30212030341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15106015173 + 15106015174.
It is an arithmetic number, because the mean of its divisors is an integer number (15106015174).
Almost surely, 230212030347 is an apocalyptic number.
30212030347 is a deficient number, since it is larger than the sum of its proper divisors (1).
30212030347 is an equidigital number, since it uses as much as digits as its factorization.
30212030347 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3024, while the sum is 25.
The spelling of 30212030347 in words is "thirty billion, two hundred twelve million, thirty thousand, three hundred forty-seven".
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