Base | Representation |
---|---|
bin | 100001000100011100… |
… | …0000111010011110001 |
3 | 20210022012220220101021 |
4 | 1002020320013103301 |
5 | 2130420031404423 |
6 | 52342500535441 |
7 | 5062561042402 |
oct | 1021070072361 |
9 | 223265826337 |
10 | 71015888113 |
11 | 28132687925 |
12 | 1191b0b1581 |
13 | 6909a58491 |
14 | 36198db9a9 |
15 | 1ca98ce95d |
hex | 1088e074f1 |
71015888113 has 8 divisors (see below), whose sum is σ = 71835865920. Its totient is φ = 70200609840.
The previous prime is 71015888089. The next prime is 71015888191. The reversal of 71015888113 is 31188851017.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-71015888113 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 71015888113.
It is not an unprimeable number, because it can be changed into a prime (71015886113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1144483 + ... + 1204936.
It is an arithmetic number, because the mean of its divisors is an integer number (8979483240).
Almost surely, 271015888113 is an apocalyptic number.
It is an amenable number.
71015888113 is a deficient number, since it is larger than the sum of its proper divisors (819977807).
71015888113 is a wasteful number, since it uses less digits than its factorization.
71015888113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2349767.
The product of its (nonzero) digits is 53760, while the sum is 43.
The spelling of 71015888113 in words is "seventy-one billion, fifteen million, eight hundred eighty-eight thousand, one hundred thirteen".
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