Base | Representation |
---|---|
bin | 11000111000101011… |
… | …01001111001000001 |
3 | 1021111002211121202121 |
4 | 30130111221321001 |
5 | 204330221344140 |
6 | 10045422244241 |
7 | 652040010106 |
oct | 143425517101 |
9 | 37432747677 |
10 | 13360340545 |
11 | 5736622662 |
12 | 270a426681 |
13 | 134bc38766 |
14 | 90a568aad |
15 | 532dce64a |
hex | 31c569e41 |
13360340545 has 16 divisors (see below), whose sum is σ = 17434292688. Its totient is φ = 9787668480.
The previous prime is 13360340531. The next prime is 13360340549. The reversal of 13360340545 is 54504306331.
It can be written as a sum of positive squares in 8 ways, for example, as 5378168896 + 7982171649 = 73336^2 + 89343^2 .
It is not a de Polignac number, because 13360340545 - 215 = 13360307777 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 13360340545.
It is not an unprimeable number, because it can be changed into a prime (13360340549) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2120916 + ... + 2127205.
It is an arithmetic number, because the mean of its divisors is an integer number (1089643293).
Almost surely, 213360340545 is an apocalyptic number.
It is an amenable number.
13360340545 is a deficient number, since it is larger than the sum of its proper divisors (4073952143).
13360340545 is a wasteful number, since it uses less digits than its factorization.
13360340545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4248180.
The product of its (nonzero) digits is 64800, while the sum is 34.
Adding to 13360340545 its reverse (54504306331), we get a palindrome (67864646876).
The spelling of 13360340545 in words is "thirteen billion, three hundred sixty million, three hundred forty thousand, five hundred forty-five".
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