Base | Representation |
---|---|
bin | 11000101000011100… |
… | …00011111000011101 |
3 | 1021010121112111221022 |
4 | 30110032003320131 |
5 | 204040334212000 |
6 | 10024115013525 |
7 | 645464161031 |
oct | 142416037035 |
9 | 37117474838 |
10 | 13224132125 |
11 | 5676750216 |
12 | 269089a2a5 |
13 | 1329958169 |
14 | 8d64301c1 |
15 | 525e76585 |
hex | 314383e1d |
13224132125 has 16 divisors (see below), whose sum is σ = 17474526576. Its totient is φ = 9956992000.
The previous prime is 13224132121. The next prime is 13224132139. The reversal of 13224132125 is 52123142231.
It can be written as a sum of positive squares in 8 ways, for example, as 3285238489 + 9938893636 = 57317^2 + 99694^2 .
It is not a de Polignac number, because 13224132125 - 22 = 13224132121 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 13224132094 and 13224132103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13224132121) 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, 3109436 + ... + 3113685.
It is an arithmetic number, because the mean of its divisors is an integer number (1092157911).
Almost surely, 213224132125 is an apocalyptic number.
It is an amenable number.
13224132125 is a deficient number, since it is larger than the sum of its proper divisors (4250394451).
13224132125 is an equidigital number, since it uses as much as digits as its factorization.
13224132125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6223153 (or 6223143 counting only the distinct ones).
The product of its digits is 2880, while the sum is 26.
Adding to 13224132125 its reverse (52123142231), we get a palindrome (65347274356).
The spelling of 13224132125 in words is "thirteen billion, two hundred twenty-four million, one hundred thirty-two thousand, one hundred twenty-five".
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