Base | Representation |
---|---|
bin | 111010110100… |
… | …0000001100100 |
3 | 2011000120101012 |
4 | 1311220001210 |
5 | 30343203123 |
6 | 3020521352 |
7 | 523043225 |
oct | 165500144 |
9 | 64016335 |
10 | 30834788 |
11 | 164506a6 |
12 | a3b0258 |
13 | 6507c4a |
14 | 414924c |
15 | 2a91378 |
hex | 1d68064 |
30834788 has 12 divisors (see below), whose sum is σ = 55277292. Its totient is φ = 15041280.
The previous prime is 30834779. The next prime is 30834833. The reversal of 30834788 is 88743803.
It can be written as a sum of positive squares in 2 ways, for example, as 8631844 + 22202944 = 2938^2 + 4712^2 .
It is a Harshad number since it is a multiple of its sum of digits (41).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93845 + ... + 94172.
It is an arithmetic number, because the mean of its divisors is an integer number (4606441).
Almost surely, 230834788 is an apocalyptic number.
It is an amenable number.
30834788 is a deficient number, since it is larger than the sum of its proper divisors (24442504).
30834788 is a wasteful number, since it uses less digits than its factorization.
30834788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188062 (or 188060 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 41.
The square root of 30834788 is about 5552.9080669501. The cubic root of 30834788 is about 313.5790130904.
The spelling of 30834788 in words is "thirty million, eight hundred thirty-four thousand, seven hundred eighty-eight".
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