Base | Representation |
---|---|
bin | 111010110000… |
… | …0010010100011 |
3 | 2010221221220211 |
4 | 1311200102203 |
5 | 30341144412 |
6 | 3020114551 |
7 | 522551656 |
oct | 165402243 |
9 | 63857824 |
10 | 30803107 |
11 | 16429915 |
12 | a395a57 |
13 | 64c66ba |
14 | 413b89d |
15 | 2a86ca7 |
hex | 1d604a3 |
30803107 has 2 divisors, whose sum is σ = 30803108. Its totient is φ = 30803106.
The previous prime is 30803063. The next prime is 30803111. The reversal of 30803107 is 70130803.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30803107 - 215 = 30770339 is a prime.
It is not a weakly prime, because it can be changed into another prime (30803147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15401553 + 15401554.
It is an arithmetic number, because the mean of its divisors is an integer number (15401554).
Almost surely, 230803107 is an apocalyptic number.
30803107 is a deficient number, since it is larger than the sum of its proper divisors (1).
30803107 is an equidigital number, since it uses as much as digits as its factorization.
30803107 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 30803107 is about 5550.0546844153. The cubic root of 30803107 is about 313.4715813909.
The spelling of 30803107 in words is "thirty million, eight hundred three thousand, one hundred seven".
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