Base | Representation |
---|---|
bin | 111010010011… |
… | …1000100100000 |
3 | 2010112001102102 |
4 | 1310213010200 |
5 | 30311144421 |
6 | 3011105532 |
7 | 520554452 |
oct | 164470440 |
9 | 63461372 |
10 | 30568736 |
11 | 16289820 |
12 | a2a22a8 |
13 | 6443b13 |
14 | 40ba2d2 |
15 | 2a3c60b |
hex | 1d27120 |
30568736 has 24 divisors (see below), whose sum is σ = 65654064. Its totient is φ = 13894720.
The previous prime is 30568721. The next prime is 30568751. The reversal of 30568736 is 63786503.
It is an interprime number because it is at equal distance from previous prime (30568721) and next prime (30568751).
It is a self number, because there is not a number n which added to its sum of digits gives 30568736.
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, 43070 + ... + 43773.
It is an arithmetic number, because the mean of its divisors is an integer number (2735586).
Almost surely, 230568736 is an apocalyptic number.
It is an amenable number.
30568736 is an abundant number, since it is smaller than the sum of its proper divisors (35085328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30568736 is a wasteful number, since it uses less digits than its factorization.
30568736 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86864 (or 86856 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 38.
The square root of 30568736 is about 5528.9000714428. The cubic root of 30568736 is about 312.6745213972.
The spelling of 30568736 in words is "thirty million, five hundred sixty-eight thousand, seven hundred thirty-six".
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