Base | Representation |
---|---|
bin | 11100110110110000… |
… | …101001011000101000 |
3 | 2221222021220112100201 |
4 | 130312300221120220 |
5 | 1001423233240120 |
6 | 22122243441544 |
7 | 2144541226564 |
oct | 346660513050 |
9 | 87867815321 |
10 | 30983493160 |
11 | 1215a412aa4 |
12 | 60083862b4 |
13 | 2bca072b09 |
14 | 16dccda6a4 |
15 | c1514940a |
hex | 736c29628 |
30983493160 has 32 divisors (see below), whose sum is σ = 69739200000. Its totient is φ = 12388714560.
The previous prime is 30983493127. The next prime is 30983493209. The reversal of 30983493160 is 6139438903.
It is a self number, because there is not a number n which added to its sum of digits gives 30983493160.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38160 + ... + 251839.
It is an arithmetic number, because the mean of its divisors is an integer number (2179350000).
Almost surely, 230983493160 is an apocalyptic number.
It is an amenable number.
30983493160 is an abundant number, since it is smaller than the sum of its proper divisors (38755706840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30983493160 is a wasteful number, since it uses less digits than its factorization.
30983493160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 292681 (or 292677 counting only the distinct ones).
The product of its (nonzero) digits is 419904, while the sum is 46.
The spelling of 30983493160 in words is "thirty billion, nine hundred eighty-three million, four hundred ninety-three thousand, one hundred sixty".
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