Base | Representation |
---|---|
bin | 11011111100110111… |
… | …000111010100011011 |
3 | 2212110121002011022121 |
4 | 123330313013110123 |
5 | 442431100010412 |
6 | 21442023402111 |
7 | 2111504504200 |
oct | 337467072433 |
9 | 85417064277 |
10 | 30012110107 |
11 | 11801065591 |
12 | 5996bb3337 |
13 | 2aa3a45245 |
14 | 1649cbbca7 |
15 | ba9c1c107 |
hex | 6fcdc751b |
30012110107 has 24 divisors (see below), whose sum is σ = 36689562096. Its totient is φ = 24447261888.
The previous prime is 30012110101. The next prime is 30012110159. The reversal of 30012110107 is 70101121003.
It is not a de Polignac number, because 30012110107 - 23 = 30012110099 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30012110101) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114528 + ... + 270445.
It is an arithmetic number, because the mean of its divisors is an integer number (1528731754).
Almost surely, 230012110107 is an apocalyptic number.
30012110107 is a gapful number since it is divisible by the number (37) formed by its first and last digit.
30012110107 is a deficient number, since it is larger than the sum of its proper divisors (6677451989).
30012110107 is a wasteful number, since it uses less digits than its factorization.
30012110107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 385067 (or 385060 counting only the distinct ones).
The product of its (nonzero) digits is 42, while the sum is 16.
The spelling of 30012110107 in words is "thirty billion, twelve million, one hundred ten thousand, one hundred seven".
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