Base | Representation |
---|---|
bin | 111001111110… |
… | …0110000000001 |
3 | 2010012020122022 |
4 | 1303330300001 |
5 | 30240123033 |
6 | 3003251225 |
7 | 516233210 |
oct | 163746001 |
9 | 63166568 |
10 | 30395393 |
11 | 16180566 |
12 | a219b15 |
13 | 63b2c52 |
14 | 4073077 |
15 | 2a06098 |
hex | 1cfcc01 |
30395393 has 8 divisors (see below), whose sum is σ = 35935680. Its totient is φ = 25154640.
The previous prime is 30395359. The next prime is 30395423. The reversal of 30395393 is 39359303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30395393 - 28 = 30395137 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30395333) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74663 + ... + 75068.
It is an arithmetic number, because the mean of its divisors is an integer number (4491960).
Almost surely, 230395393 is an apocalyptic number.
It is an amenable number.
30395393 is a deficient number, since it is larger than the sum of its proper divisors (5540287).
30395393 is a wasteful number, since it uses less digits than its factorization.
30395393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149767.
The product of its (nonzero) digits is 32805, while the sum is 35.
The square root of 30395393 is about 5513.2017013710. The cubic root of 30395393 is about 312.0823835975.
The spelling of 30395393 in words is "thirty million, three hundred ninety-five thousand, three hundred ninety-three".
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