Base | Representation |
---|---|
bin | 11100001110100010… |
… | …011011111110000100 |
3 | 2220020021010110010021 |
4 | 130032202123332010 |
5 | 444033010221211 |
6 | 21531300104524 |
7 | 2122035345151 |
oct | 341642337604 |
9 | 86207113107 |
10 | 30308679556 |
11 | 11943506601 |
12 | 5a5a395144 |
13 | 2b2031171c |
14 | 167743b228 |
15 | bc5c9e771 |
hex | 70e89bf84 |
30308679556 has 12 divisors (see below), whose sum is σ = 53043419968. Its totient is φ = 15153416712.
The previous prime is 30308679553. The next prime is 30308679631. The reversal of 30308679556 is 65597680303.
It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (30308679553) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154056 + ... + 290431.
Almost surely, 230308679556 is an apocalyptic number.
It is an amenable number.
30308679556 is a deficient number, since it is larger than the sum of its proper divisors (22734740412).
30308679556 is a wasteful number, since it uses less digits than its factorization.
30308679556 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 461538 (or 461536 counting only the distinct ones).
The product of its (nonzero) digits is 4082400, while the sum is 52.
The spelling of 30308679556 in words is "thirty billion, three hundred eight million, six hundred seventy-nine thousand, five hundred fifty-six".
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