Base | Representation |
---|---|
bin | 111001111110… |
… | …1001101010100 |
3 | 2010012100012202 |
4 | 1303331031110 |
5 | 30240203033 |
6 | 3003304032 |
7 | 516241526 |
oct | 163751524 |
9 | 63170182 |
10 | 30397268 |
11 | 16181a10 |
12 | a21b018 |
13 | 63b3a65 |
14 | 4073a16 |
15 | 2a068e8 |
hex | 1cfd354 |
30397268 has 24 divisors (see below), whose sum is σ = 58351104. Its totient is φ = 13740800.
The previous prime is 30397261. The next prime is 30397271. The reversal of 30397268 is 86279303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30397261) 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, 6596 + ... + 10212.
It is an arithmetic number, because the mean of its divisors is an integer number (2431296).
Almost surely, 230397268 is an apocalyptic number.
It is an amenable number.
30397268 is a deficient number, since it is larger than the sum of its proper divisors (27953836).
30397268 is a wasteful number, since it uses less digits than its factorization.
30397268 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3823 (or 3821 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 38.
The square root of 30397268 is about 5513.3717451302. The cubic root of 30397268 is about 312.0888006055.
The spelling of 30397268 in words is "thirty million, three hundred ninety-seven thousand, two hundred sixty-eight".
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