Base | Representation |
---|---|
bin | 111001101011… |
… | …1100100100011 |
3 | 2002220111202002 |
4 | 1303113210203 |
5 | 30220234412 |
6 | 3000114215 |
7 | 515030216 |
oct | 163274443 |
9 | 62814662 |
10 | 30243107 |
11 | 16087104 |
12 | a16596b |
13 | 635b83b |
14 | 403377d |
15 | 29c5dc2 |
hex | 1cd7923 |
30243107 has 2 divisors, whose sum is σ = 30243108. Its totient is φ = 30243106.
The previous prime is 30243049. The next prime is 30243121. The reversal of 30243107 is 70134203.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30243107 - 216 = 30177571 is a prime.
It is not a weakly prime, because it can be changed into another prime (30243127) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15121553 + 15121554.
It is an arithmetic number, because the mean of its divisors is an integer number (15121554).
Almost surely, 230243107 is an apocalyptic number.
30243107 is a deficient number, since it is larger than the sum of its proper divisors (1).
30243107 is an equidigital number, since it uses as much as digits as its factorization.
30243107 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 504, while the sum is 20.
The square root of 30243107 is about 5499.3733279347. The cubic root of 30243107 is about 311.5603157716.
The spelling of 30243107 in words is "thirty million, two hundred forty-three thousand, one hundred seven".
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