Base | Representation |
---|---|
bin | 111010110011… |
… | …0111110110000 |
3 | 2011000100111211 |
4 | 1311212332300 |
5 | 30343034022 |
6 | 3020445504 |
7 | 523024606 |
oct | 165467660 |
9 | 64010454 |
10 | 30830512 |
11 | 16448469 |
12 | a3a9894 |
13 | 650600b |
14 | 4147876 |
15 | 2a8ee77 |
hex | 1d66fb0 |
30830512 has 10 divisors (see below), whose sum is σ = 59734148. Its totient is φ = 15415248.
The previous prime is 30830497. The next prime is 30830539. The reversal of 30830512 is 21503803.
It is a super-3 number, since 3×308305123 (a number of 23 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 963438 + ... + 963469.
Almost surely, 230830512 is an apocalyptic number.
It is an amenable number.
30830512 is a deficient number, since it is larger than the sum of its proper divisors (28903636).
30830512 is a wasteful number, since it uses less digits than its factorization.
30830512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1926915 (or 1926909 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 30830512 is about 5552.5230301188. The cubic root of 30830512 is about 313.5645172786.
The spelling of 30830512 in words is "thirty million, eight hundred thirty thousand, five hundred twelve".
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