Base | Representation |
---|---|
bin | 100001001111111011… |
… | …0100000111001010001 |
3 | 20211022002020010021012 |
4 | 1002133312200321101 |
5 | 2132212221011333 |
6 | 52445030340305 |
7 | 5105251262255 |
oct | 1023766407121 |
9 | 224262203235 |
10 | 71401344593 |
11 | 28310219aa7 |
12 | 11a081ba695 |
13 | 696b877137 |
14 | 3654b98265 |
15 | 1ccd66de48 |
hex | 109fda0e51 |
71401344593 has 12 divisors (see below), whose sum is σ = 73031923440. Its totient is φ = 69805831056.
The previous prime is 71401344527. The next prime is 71401344629. The reversal of 71401344593 is 39544310417.
It is not a de Polignac number, because 71401344593 - 212 = 71401340497 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 71401344593.
It is not an unprimeable number, because it can be changed into a prime (71401344293) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 750038 + ... + 839856.
It is an arithmetic number, because the mean of its divisors is an integer number (6085993620).
Almost surely, 271401344593 is an apocalyptic number.
It is an amenable number.
71401344593 is a deficient number, since it is larger than the sum of its proper divisors (1630578847).
71401344593 is an equidigital number, since it uses as much as digits as its factorization.
71401344593 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90208 (or 90155 counting only the distinct ones).
The product of its (nonzero) digits is 181440, while the sum is 41.
The spelling of 71401344593 in words is "seventy-one billion, four hundred one million, three hundred forty-four thousand, five hundred ninety-three".
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