Base | Representation |
---|---|
bin | 11001000011101010… |
… | …01110011001100001 |
3 | 1021201112020221100222 |
4 | 30201311032121201 |
5 | 210022320041000 |
6 | 10102513452425 |
7 | 654236246162 |
oct | 144165163141 |
9 | 37645227328 |
10 | 13452502625 |
11 | 5783650371 |
12 | 2735271115 |
13 | 1365066833 |
14 | 9188b9769 |
15 | 53b036a85 |
hex | 321d4e661 |
13452502625 has 16 divisors (see below), whose sum is σ = 16801830864. Its totient is φ = 10753600000.
The previous prime is 13452502603. The next prime is 13452502627. The reversal of 13452502625 is 52620525431.
It can be written as a sum of positive squares in 8 ways, for example, as 11461201249 + 1991301376 = 107057^2 + 44624^2 .
It is a de Polignac number, because none of the positive numbers 2k-13452502625 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13452502627) 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, 121265 + ... + 203985.
It is an arithmetic number, because the mean of its divisors is an integer number (1050114429).
Almost surely, 213452502625 is an apocalyptic number.
It is an amenable number.
13452502625 is a deficient number, since it is larger than the sum of its proper divisors (3349328239).
13452502625 is an equidigital number, since it uses as much as digits as its factorization.
13452502625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84037 (or 84027 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 35.
The spelling of 13452502625 in words is "thirteen billion, four hundred fifty-two million, five hundred two thousand, six hundred twenty-five".
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