Base | Representation |
---|---|
bin | 11000101011110010… |
… | …01101111010100001 |
3 | 1021012120101122212012 |
4 | 30111321031322201 |
5 | 204120032111000 |
6 | 10031001042305 |
7 | 646255014365 |
oct | 142571157241 |
9 | 37176348765 |
10 | 13252222625 |
11 | 5690597004 |
12 | 269a186395 |
13 | 1332711c65 |
14 | 8da0632a5 |
15 | 528674735 |
hex | 315e4dea1 |
13252222625 has 16 divisors (see below), whose sum is σ = 16702539984. Its totient is φ = 10496800000.
The previous prime is 13252222583. The next prime is 13252222673. The reversal of 13252222625 is 52622225231.
It can be written as a sum of positive squares in 8 ways, for example, as 408080401 + 12844142224 = 20201^2 + 113332^2 .
It is not a de Polignac number, because 13252222625 - 218 = 13251960481 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13252222591 and 13252222600.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 512216 + ... + 537465.
It is an arithmetic number, because the mean of its divisors is an integer number (1043908749).
Almost surely, 213252222625 is an apocalyptic number.
It is an amenable number.
13252222625 is a deficient number, since it is larger than the sum of its proper divisors (3450317359).
13252222625 is a wasteful number, since it uses less digits than its factorization.
13252222625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1049797 (or 1049787 counting only the distinct ones).
The product of its digits is 28800, while the sum is 32.
Adding to 13252222625 its reverse (52622225231), we get a palindrome (65874447856).
The spelling of 13252222625 in words is "thirteen billion, two hundred fifty-two million, two hundred twenty-two thousand, six hundred twenty-five".
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