Base | Representation |
---|---|
bin | 100011100000111010100101… |
… | …0100101111011100110111111 |
3 | 1111222001220201122122022110122 |
4 | 1013001311022211323212333 |
5 | 311421122244044004224 |
6 | 3024220353421525155 |
7 | 122541136513465163 |
oct | 10701651245734677 |
9 | 1458056648568418 |
10 | 312387107797439 |
11 | 905996a0489064 |
12 | 2b05286a4137bb |
13 | 1053cc934a49bc |
14 | 571d88c2acca3 |
15 | 261ad8b41b15e |
hex | 11c1d4a97b9bf |
312387107797439 has 16 divisors (see below), whose sum is σ = 330926945664000. Its totient is φ = 294058497243744.
The previous prime is 312387107797393. The next prime is 312387107797451. The reversal of 312387107797439 is 934797701783213.
It is a cyclic number.
It is not a de Polignac number, because 312387107797439 - 224 = 312387091020223 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312387107791439) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11138039 + ... + 27364760.
It is an arithmetic number, because the mean of its divisors is an integer number (20682934104000).
Almost surely, 2312387107797439 is an apocalyptic number.
312387107797439 is a deficient number, since it is larger than the sum of its proper divisors (18539837866561).
312387107797439 is a wasteful number, since it uses less digits than its factorization.
312387107797439 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38505542.
The product of its (nonzero) digits is 336063168, while the sum is 71.
The spelling of 312387107797439 in words is "three hundred twelve trillion, three hundred eighty-seven billion, one hundred seven million, seven hundred ninety-seven thousand, four hundred thirty-nine".
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