Base | Representation |
---|---|
bin | 11100001001111110… |
… | …011110010101101100 |
3 | 2220000221002222222212 |
4 | 130021332132111230 |
5 | 443403412040322 |
6 | 21515523425552 |
7 | 2120115656135 |
oct | 341176362554 |
9 | 86027088885 |
10 | 30232143212 |
11 | 11904290727 |
12 | 5a388252b8 |
13 | 2b0a4c4a4b |
14 | 166b1d6c8c |
15 | bbe1d20e2 |
hex | 709f9e56c |
30232143212 has 6 divisors (see below), whose sum is σ = 52906250628. Its totient is φ = 15116071604.
The previous prime is 30232143209. The next prime is 30232143233. The reversal of 30232143212 is 21234123203.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3779017898 + ... + 3779017905.
It is an arithmetic number, because the mean of its divisors is an integer number (8817708438).
Almost surely, 230232143212 is an apocalyptic number.
It is an amenable number.
30232143212 is a deficient number, since it is larger than the sum of its proper divisors (22674107416).
30232143212 is a wasteful number, since it uses less digits than its factorization.
30232143212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7558035807 (or 7558035805 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 30232143212 its reverse (21234123203), we get a palindrome (51466266415).
The spelling of 30232143212 in words is "thirty billion, two hundred thirty-two million, one hundred forty-three thousand, two hundred twelve".
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