Base | Representation |
---|---|
bin | 111001110100… |
… | …0111001001001 |
3 | 2010001010001212 |
4 | 1303220321021 |
5 | 30230022212 |
6 | 3001422505 |
7 | 515444114 |
oct | 163507111 |
9 | 63033055 |
10 | 30314057 |
11 | 16125444 |
12 | a19aa35 |
13 | 6384c17 |
14 | 405157b |
15 | 29dbe22 |
hex | 1ce8e49 |
30314057 has 2 divisors, whose sum is σ = 30314058. Its totient is φ = 30314056.
The previous prime is 30314051. The next prime is 30314059. The reversal of 30314057 is 75041303.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 29767936 + 546121 = 5456^2 + 739^2 .
It is a cyclic number.
It is not a de Polignac number, because 30314057 - 24 = 30314041 is a prime.
Together with 30314059, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (30314051) 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, 15157028 + 15157029.
It is an arithmetic number, because the mean of its divisors is an integer number (15157029).
Almost surely, 230314057 is an apocalyptic number.
It is an amenable number.
30314057 is a deficient number, since it is larger than the sum of its proper divisors (1).
30314057 is an equidigital number, since it uses as much as digits as its factorization.
30314057 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1260, while the sum is 23.
The square root of 30314057 is about 5505.8202840267. The cubic root of 30314057 is about 311.8037645317.
The spelling of 30314057 in words is "thirty million, three hundred fourteen thousand, fifty-seven".
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