Base | Representation |
---|---|
bin | 11100100111001111… |
… | …000111111001101000 |
3 | 2221022010211111102020 |
4 | 130213033013321220 |
5 | 1000410100001031 |
6 | 22040341304440 |
7 | 2135226406434 |
oct | 344717077150 |
9 | 87263744366 |
10 | 30723047016 |
11 | 120363a4a52 |
12 | 5b55105120 |
13 | 2b8811377c |
14 | 16b64a19c4 |
15 | bec350096 |
hex | 7273c7e68 |
30723047016 has 16 divisors (see below), whose sum is σ = 76807617600. Its totient is φ = 10241015664.
The previous prime is 30723047009. The next prime is 30723047057. The reversal of 30723047016 is 61074032703.
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, 640063456 + ... + 640063503.
It is an arithmetic number, because the mean of its divisors is an integer number (4800476100).
Almost surely, 230723047016 is an apocalyptic number.
It is an amenable number.
30723047016 is an abundant number, since it is smaller than the sum of its proper divisors (46084570584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30723047016 is a wasteful number, since it uses less digits than its factorization.
30723047016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1280126968 (or 1280126964 counting only the distinct ones).
The product of its (nonzero) digits is 21168, while the sum is 33.
Adding to 30723047016 its reverse (61074032703), we get a palindrome (91797079719).
The spelling of 30723047016 in words is "thirty billion, seven hundred twenty-three million, forty-seven thousand, sixteen".
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