Base | Representation |
---|---|
bin | 11000101001001001… |
… | …00001011001110100 |
3 | 1021011000121122212121 |
4 | 30110210201121310 |
5 | 204043341121322 |
6 | 10024445125324 |
7 | 645565213333 |
oct | 142444413164 |
9 | 37130548777 |
10 | 13230020212 |
11 | 567a002002 |
12 | 2692859844 |
13 | 132ac3a236 |
14 | 8d7123d1a |
15 | 52673aec7 |
hex | 314921674 |
13230020212 has 24 divisors (see below), whose sum is σ = 23221635080. Its totient is φ = 6595292160.
The previous prime is 13230020203. The next prime is 13230020249. The reversal of 13230020212 is 21202003231.
It can be written as a sum of positive squares in 4 ways, for example, as 1450391056 + 11779629156 = 38084^2 + 108534^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3399964 + ... + 3403852.
Almost surely, 213230020212 is an apocalyptic number.
It is an amenable number.
13230020212 is a deficient number, since it is larger than the sum of its proper divisors (9991614868).
13230020212 is a wasteful number, since it uses less digits than its factorization.
13230020212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6211 (or 6209 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 13230020212 its reverse (21202003231), we get a palindrome (34432023443).
The spelling of 13230020212 in words is "thirteen billion, two hundred thirty million, twenty thousand, two hundred twelve".
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