Base | Representation |
---|---|
bin | 11100001100100011… |
… | …111000110001100010 |
3 | 2220010221201000112021 |
4 | 130030203320301202 |
5 | 444001012132000 |
6 | 21524113052054 |
7 | 2121153356104 |
oct | 341443706142 |
9 | 86127630467 |
10 | 30275505250 |
11 | 11926808221 |
12 | 5a4b25702a |
13 | 2b16497963 |
14 | 1672c83574 |
15 | bc2dea11a |
hex | 70c8f8c62 |
30275505250 has 16 divisors (see below), whose sum is σ = 56675746296. Its totient is φ = 12110202000.
The previous prime is 30275505187. The next prime is 30275505251. The reversal of 30275505250 is 5250557203.
It can be written as a sum of positive squares in 4 ways, for example, as 4943917969 + 25331587281 = 70313^2 + 159159^2 .
It is not an unprimeable number, because it can be changed into a prime (30275505251) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60550761 + ... + 60551260.
Almost surely, 230275505250 is an apocalyptic number.
30275505250 is a deficient number, since it is larger than the sum of its proper divisors (26400241046).
30275505250 is a wasteful number, since it uses less digits than its factorization.
30275505250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121102038 (or 121102028 counting only the distinct ones).
The product of its (nonzero) digits is 52500, while the sum is 34.
The spelling of 30275505250 in words is "thirty billion, two hundred seventy-five million, five hundred five thousand, two hundred fifty".
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