Base | Representation |
---|---|
bin | 11000101010011000… |
… | …01010101111000101 |
3 | 1021011202011200021022 |
4 | 30111030022233011 |
5 | 204104021210000 |
6 | 10025500000525 |
7 | 646052440352 |
oct | 142514125705 |
9 | 37152150238 |
10 | 13240413125 |
11 | 5684960395 |
12 | 2696230145 |
13 | 13301388a4 |
14 | 8d866b629 |
15 | 5275e0585 |
hex | 31530abc5 |
13240413125 has 10 divisors (see below), whose sum is σ = 16545221022. Its totient is φ = 10592330000.
The previous prime is 13240413113. The next prime is 13240413139. The reversal of 13240413125 is 52131404231.
It is a happy number.
It can be written as a sum of positive squares in 5 ways, for example, as 2875747876 + 10364665249 = 53626^2 + 101807^2 .
It is not a de Polignac number, because 13240413125 - 212 = 13240409029 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13240413094 and 13240413103.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10591706 + ... + 10592955.
Almost surely, 213240413125 is an apocalyptic number.
It is an amenable number.
13240413125 is a deficient number, since it is larger than the sum of its proper divisors (3304807897).
13240413125 is an frugal number, since it uses more digits than its factorization.
13240413125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21184681 (or 21184666 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
Adding to 13240413125 its reverse (52131404231), we get a palindrome (65371817356).
The spelling of 13240413125 in words is "thirteen billion, two hundred forty million, four hundred thirteen thousand, one hundred twenty-five".
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