Base | Representation |
---|---|
bin | 100100001110001011… |
… | …110111001111000101 |
3 | 10201101111110200200101 |
4 | 210032023313033011 |
5 | 1114123012242032 |
6 | 25511141244101 |
7 | 2544540315523 |
oct | 441613671705 |
9 | 121344420611 |
10 | 38892696517 |
11 | 15548a055a4 |
12 | 7655103631 |
13 | 388a8454bc |
14 | 1c4d4cb313 |
15 | 10296abde7 |
hex | 90e2f73c5 |
38892696517 has 2 divisors, whose sum is σ = 38892696518. Its totient is φ = 38892696516.
The previous prime is 38892696497. The next prime is 38892696527. The reversal of 38892696517 is 71569629883.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 38855900161 + 36796356 = 197119^2 + 6066^2 .
It is an emirp because it is prime and its reverse (71569629883) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 38892696517 - 215 = 38892663749 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (38892696527) 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, 19446348258 + 19446348259.
It is an arithmetic number, because the mean of its divisors is an integer number (19446348259).
Almost surely, 238892696517 is an apocalyptic number.
It is an amenable number.
38892696517 is a deficient number, since it is larger than the sum of its proper divisors (1).
38892696517 is an equidigital number, since it uses as much as digits as its factorization.
38892696517 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 39191040, while the sum is 64.
The spelling of 38892696517 in words is "thirty-eight billion, eight hundred ninety-two million, six hundred ninety-six thousand, five hundred seventeen".
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