Base | Representation |
---|---|
bin | 111010101000… |
… | …1110000111100 |
3 | 2010211221022022 |
4 | 1311101300330 |
5 | 30332243422 |
6 | 3014535312 |
7 | 522213344 |
oct | 165216074 |
9 | 63757268 |
10 | 30743612 |
11 | 16399149 |
12 | a367538 |
13 | 64a55b3 |
14 | 4123d24 |
15 | 2a74342 |
hex | 1d51c3c |
30743612 has 6 divisors (see below), whose sum is σ = 53801328. Its totient is φ = 15371804.
The previous prime is 30743591. The next prime is 30743627. The reversal of 30743612 is 21634703.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3842948 + ... + 3842955.
It is an arithmetic number, because the mean of its divisors is an integer number (8966888).
Almost surely, 230743612 is an apocalyptic number.
It is an amenable number.
30743612 is a deficient number, since it is larger than the sum of its proper divisors (23057716).
30743612 is a wasteful number, since it uses less digits than its factorization.
30743612 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7685907 (or 7685905 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 26.
The square root of 30743612 is about 5544.6922367251. The cubic root of 30743612 is about 313.2696319373.
The spelling of 30743612 in words is "thirty million, seven hundred forty-three thousand, six hundred twelve".
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