Base | Representation |
---|---|
bin | 111001111110… |
… | …1011110000101 |
3 | 2010012101200111 |
4 | 1303331132011 |
5 | 30240221331 |
6 | 3003313021 |
7 | 516244621 |
oct | 163753605 |
9 | 63171614 |
10 | 30398341 |
11 | 161827a6 |
12 | a21b771 |
13 | 63b43ac |
14 | 4074181 |
15 | 2a06db1 |
hex | 1cfd785 |
30398341 has 8 divisors (see below), whose sum is σ = 31843584. Its totient is φ = 28963440.
The previous prime is 30398323. The next prime is 30398353. The reversal of 30398341 is 14389303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-30398341 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30398371) 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, 3795 + ... + 8671.
It is an arithmetic number, because the mean of its divisors is an integer number (3980448).
Almost surely, 230398341 is an apocalyptic number.
It is an amenable number.
30398341 is a deficient number, since it is larger than the sum of its proper divisors (1445243).
30398341 is a wasteful number, since it uses less digits than its factorization.
30398341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5171.
The product of its (nonzero) digits is 7776, while the sum is 31.
The square root of 30398341 is about 5513.4690531461. The cubic root of 30398341 is about 312.0924727266.
The spelling of 30398341 in words is "thirty million, three hundred ninety-eight thousand, three hundred forty-one".
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