Base | Representation |
---|---|
bin | 10110100100110011… |
… | …01101110101101100 |
3 | 1011021122201021022021 |
4 | 23102121231311230 |
5 | 144310143010213 |
6 | 5322351155524 |
7 | 606225243040 |
oct | 132231556554 |
9 | 34248637267 |
10 | 12119891308 |
11 | 515a3a97a8 |
12 | 2422b15ba4 |
13 | 11b1c51125 |
14 | 82d90a020 |
15 | 4ae053d8d |
hex | 2d266dd6c |
12119891308 has 24 divisors (see below), whose sum is σ = 25293687552. Its totient is φ = 4968402384.
The previous prime is 12119891281. The next prime is 12119891339. The reversal of 12119891308 is 80319891121.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9409210 + ... + 9410497.
It is an arithmetic number, because the mean of its divisors is an integer number (1053903648).
Almost surely, 212119891308 is an apocalyptic number.
It is an amenable number.
12119891308 is an abundant number, since it is smaller than the sum of its proper divisors (13173796244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12119891308 is a wasteful number, since it uses less digits than its factorization.
12119891308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18819741 (or 18819739 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 43.
The spelling of 12119891308 in words is "twelve billion, one hundred nineteen million, eight hundred ninety-one thousand, three hundred eight".
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