Base | Representation |
---|---|
bin | 10001100101100111011000… |
… | …00010010101000000010111 |
3 | 12001221101010011202012102201 |
4 | 20302303230002111000113 |
5 | 20032131112431111422 |
6 | 214131234351145331 |
7 | 11101144336055143 |
oct | 1062635402250027 |
9 | 161841104665381 |
10 | 38675845566487 |
11 | 113613745aa538 |
12 | 440777a515247 |
13 | 18771691b211c |
14 | 979cc6db4223 |
15 | 4710aa49c727 |
hex | 232cec095017 |
38675845566487 has 2 divisors, whose sum is σ = 38675845566488. Its totient is φ = 38675845566486.
The previous prime is 38675845566433. The next prime is 38675845566517. The reversal of 38675845566487 is 78466554857683.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-38675845566487 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 38675845566487.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (38675245566487) by changing a digit.
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 as a sum of consecutive naturals, namely, 19337922783243 + 19337922783244.
It is an arithmetic number, because the mean of its divisors is an integer number (19337922783244).
Almost surely, 238675845566487 is an apocalyptic number.
38675845566487 is a deficient number, since it is larger than the sum of its proper divisors (1).
38675845566487 is an equidigital number, since it uses as much as digits as its factorization.
38675845566487 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 32514048000, while the sum is 82.
The spelling of 38675845566487 in words is "thirty-eight trillion, six hundred seventy-five billion, eight hundred forty-five million, five hundred sixty-six thousand, four hundred eighty-seven".
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