Base | Representation |
---|---|
bin | 100011010000010101… |
… | …1110000111100010101 |
3 | 21020102101020021102111 |
4 | 1012200223300330111 |
5 | 2220023312140003 |
6 | 54440353511021 |
7 | 5320112454541 |
oct | 1064053607425 |
9 | 236371207374 |
10 | 75710271253 |
11 | 2a121524411 |
12 | 1280b272471 |
13 | 71a74a0796 |
14 | 3943166a21 |
15 | 1e81ab7e6d |
hex | 11a0af0f15 |
75710271253 has 2 divisors, whose sum is σ = 75710271254. Its totient is φ = 75710271252.
The previous prime is 75710271251. The next prime is 75710271331. The reversal of 75710271253 is 35217201757.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 50219913604 + 25490357649 = 224098^2 + 159657^2 .
It is an emirp because it is prime and its reverse (35217201757) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 75710271253 - 21 = 75710271251 is a prime.
Together with 75710271251, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (75710271251) by changing a digit.
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 as a sum of consecutive naturals, namely, 37855135626 + 37855135627.
It is an arithmetic number, because the mean of its divisors is an integer number (37855135627).
Almost surely, 275710271253 is an apocalyptic number.
It is an amenable number.
75710271253 is a deficient number, since it is larger than the sum of its proper divisors (1).
75710271253 is an equidigital number, since it uses as much as digits as its factorization.
75710271253 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 102900, while the sum is 40.
The spelling of 75710271253 in words is "seventy-five billion, seven hundred ten million, two hundred seventy-one thousand, two hundred fifty-three".
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