Base | Representation |
---|---|
bin | 11100011011000100… |
… | …010001101010011001 |
3 | 2220202220122120120022 |
4 | 130123010101222121 |
5 | 1000000313024300 |
6 | 22004205240225 |
7 | 2130200113163 |
oct | 343304215231 |
9 | 86686576508 |
10 | 30518876825 |
11 | 11a41123958 |
12 | 5ab8863075 |
13 | 2b54a292c8 |
14 | 1697315933 |
15 | bd9470285 |
hex | 71b111a99 |
30518876825 has 36 divisors (see below), whose sum is σ = 40328990208. Its totient is φ = 22904834400.
The previous prime is 30518876789. The next prime is 30518876903. The reversal of 30518876825 is 52867881503.
It is not a de Polignac number, because 30518876825 - 214 = 30518860441 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 913160 + ... + 945990.
It is an arithmetic number, because the mean of its divisors is an integer number (1120249728).
Almost surely, 230518876825 is an apocalyptic number.
It is an amenable number.
30518876825 is a deficient number, since it is larger than the sum of its proper divisors (9810113383).
30518876825 is a wasteful number, since it uses less digits than its factorization.
30518876825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32982 (or 32958 counting only the distinct ones).
The product of its (nonzero) digits is 3225600, while the sum is 53.
The spelling of 30518876825 in words is "thirty billion, five hundred eighteen million, eight hundred seventy-six thousand, eight hundred twenty-five".
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