Base | Representation |
---|---|
bin | 10010010110110… |
… | …101000010100011 |
3 | 210110111201022211 |
4 | 102112311002203 |
5 | 1112320134212 |
6 | 50320542551 |
7 | 10426511164 |
oct | 2226650243 |
9 | 713451284 |
10 | 307974307 |
11 | 148930723 |
12 | 87181a57 |
13 | 4ba60624 |
14 | 2cc8b76b |
15 | 1c0869a7 |
hex | 125b50a3 |
307974307 has 2 divisors, whose sum is σ = 307974308. Its totient is φ = 307974306.
The previous prime is 307974269. The next prime is 307974323. The reversal of 307974307 is 703479703.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 307974307 - 27 = 307974179 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 307974307.
It is not a weakly prime, because it can be changed into another prime (307374307) 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, 153987153 + 153987154.
It is an arithmetic number, because the mean of its divisors is an integer number (153987154).
Almost surely, 2307974307 is an apocalyptic number.
307974307 is a deficient number, since it is larger than the sum of its proper divisors (1).
307974307 is an equidigital number, since it uses as much as digits as its factorization.
307974307 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 111132, while the sum is 40.
The square root of 307974307 is about 17549.1967622453. The cubic root of 307974307 is about 675.3125626968.
The spelling of 307974307 in words is "three hundred seven million, nine hundred seventy-four thousand, three hundred seven".
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