Base | Representation |
---|---|
bin | 11100001101001111… |
… | …011110101110001011 |
3 | 2220011202012121021122 |
4 | 130031033132232023 |
5 | 444011423323000 |
6 | 21525202025455 |
7 | 2121352452563 |
oct | 341517365613 |
9 | 86152177248 |
10 | 30286932875 |
11 | 11932202a41 |
12 | 5a5304828b |
13 | 2b18969274 |
14 | 16745b9da3 |
15 | bc3e06085 |
hex | 70d3deb8b |
30286932875 has 16 divisors (see below), whose sum is σ = 37917378720. Its totient is φ = 24153080800.
The previous prime is 30286932847. The next prime is 30286932889. The reversal of 30286932875 is 57823968203.
It is not a de Polignac number, because 30286932875 - 216 = 30286867339 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342545 + ... + 421794.
It is an arithmetic number, because the mean of its divisors is an integer number (2369836170).
Almost surely, 230286932875 is an apocalyptic number.
30286932875 is a deficient number, since it is larger than the sum of its proper divisors (7630445845).
30286932875 is an equidigital number, since it uses as much as digits as its factorization.
30286932875 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 764671 (or 764661 counting only the distinct ones).
The product of its (nonzero) digits is 4354560, while the sum is 53.
The spelling of 30286932875 in words is "thirty billion, two hundred eighty-six million, nine hundred thirty-two thousand, eight hundred seventy-five".
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