Base | Representation |
---|---|
bin | 100111011111010… |
… | …1010100101110001 |
3 | 10102100022112012021 |
4 | 1032332222211301 |
5 | 10203203101400 |
6 | 335252231441 |
7 | 44556512122 |
oct | 11676524561 |
9 | 3370275167 |
10 | 1325050225 |
11 | 61aa57934 |
12 | 30b90b581 |
13 | 181698cb5 |
14 | c7da2049 |
15 | 7b4dc71a |
hex | 4efaa971 |
1325050225 has 6 divisors (see below), whose sum is σ = 1643062310. Its totient is φ = 1060040160.
The previous prime is 1325050211. The next prime is 1325050241. The reversal of 1325050225 is 5220505231.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 17424 + 1325032801 = 132^2 + 36401^2 .
It is not a de Polignac number, because 1325050225 - 223 = 1316661617 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 53002009 = 1325050225 / (1 + 3 + 2 + 5 + 0 + 5 + 0 + 2 + 2 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 1325050225.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26500980 + ... + 26501029.
Almost surely, 21325050225 is an apocalyptic number.
It is an amenable number.
1325050225 is a deficient number, since it is larger than the sum of its proper divisors (318012085).
1325050225 is an equidigital number, since it uses as much as digits as its factorization.
1325050225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53002019 (or 53002014 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 25.
The square root of 1325050225 is about 36401.2393332974. The cubic root of 1325050225 is about 1098.3584951645.
Adding to 1325050225 its reverse (5220505231), we get a palindrome (6545555456).
The spelling of 1325050225 in words is "one billion, three hundred twenty-five million, fifty thousand, two hundred twenty-five".
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