Base | Representation |
---|---|
bin | 111001110010… |
… | …0111011001110 |
3 | 2010000021202222 |
4 | 1303210323032 |
5 | 30224012211 |
6 | 3001215342 |
7 | 515345540 |
oct | 163447316 |
9 | 63007688 |
10 | 30297806 |
11 | 16114210 |
12 | a191552 |
13 | 637a6c6 |
14 | 4049690 |
15 | 29d71db |
hex | 1ce4ece |
30297806 has 16 divisors (see below), whose sum is σ = 56661120. Its totient is φ = 11804280.
The previous prime is 30297803. The next prime is 30297823. The reversal of 30297806 is 60879203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30297803) 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, 98216 + ... + 98523.
It is an arithmetic number, because the mean of its divisors is an integer number (3541320).
Almost surely, 230297806 is an apocalyptic number.
30297806 is a deficient number, since it is larger than the sum of its proper divisors (26363314).
30297806 is a wasteful number, since it uses less digits than its factorization.
30297806 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196759.
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 30297806 is about 5504.3442842904. The cubic root of 30297806 is about 311.7480364942.
The spelling of 30297806 in words is "thirty million, two hundred ninety-seven thousand, eight hundred six".
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