Base | Representation |
---|---|
bin | 10011001000101100100… |
… | …100010101101001100010 |
3 | 11122201021011000102012012 |
4 | 103020230210111221202 |
5 | 133021113433402223 |
6 | 2444034535032522 |
7 | 164002055105300 |
oct | 23105444255142 |
9 | 4581234012165 |
10 | 1315007715938 |
11 | 467767634314 |
12 | 192a3550b742 |
13 | 9700a415527 |
14 | 4790a81b270 |
15 | 24316760c78 |
hex | 1322c915a62 |
1315007715938 has 48 divisors (see below), whose sum is σ = 2302007045184. Its totient is φ = 561747241440.
The previous prime is 1315007715929. The next prime is 1315007715949. The reversal of 1315007715938 is 8395177005131.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38007395 + ... + 38041977.
It is an arithmetic number, because the mean of its divisors is an integer number (47958480108).
Almost surely, 21315007715938 is an apocalyptic number.
1315007715938 is a deficient number, since it is larger than the sum of its proper divisors (986999329246).
1315007715938 is a wasteful number, since it uses less digits than its factorization.
1315007715938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35847 (or 35840 counting only the distinct ones).
The product of its (nonzero) digits is 793800, while the sum is 50.
The spelling of 1315007715938 in words is "one trillion, three hundred fifteen billion, seven million, seven hundred fifteen thousand, nine hundred thirty-eight".
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