Base | Representation |
---|---|
bin | 11100001000111010… |
… | …100010011000100010 |
3 | 2212222200121012022220 |
4 | 130020322202120202 |
5 | 443334332141421 |
6 | 21514050011510 |
7 | 2116511413164 |
oct | 341072423042 |
9 | 85880535286 |
10 | 30214333986 |
11 | 118a5227361 |
12 | 5a32876b96 |
13 | 2b068ca845 |
14 | 1668abc934 |
15 | bbc8653c6 |
hex | 708ea2622 |
30214333986 has 16 divisors (see below), whose sum is σ = 60646825344. Its totient is φ = 10035085104.
The previous prime is 30214333979. The next prime is 30214333991. The reversal of 30214333986 is 68933341203.
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, 9088090 + ... + 9091413.
It is an arithmetic number, because the mean of its divisors is an integer number (3790426584).
Almost surely, 230214333986 is an apocalyptic number.
30214333986 is an abundant number, since it is smaller than the sum of its proper divisors (30432491358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30214333986 is a wasteful number, since it uses less digits than its factorization.
30214333986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18179785.
The product of its (nonzero) digits is 279936, while the sum is 42.
The spelling of 30214333986 in words is "thirty billion, two hundred fourteen million, three hundred thirty-three thousand, nine hundred eighty-six".
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