Base | Representation |
---|---|
bin | 111100100001000… |
… | …101000000100001 |
3 | 2121202110210120012 |
4 | 330201011000201 |
5 | 4034404213400 |
6 | 244425254305 |
7 | 34105641425 |
oct | 7441050041 |
9 | 2552423505 |
10 | 1015304225 |
11 | 481127101 |
12 | 244034395 |
13 | 132468140 |
14 | 98bb2b85 |
15 | 5e205d35 |
hex | 3c845021 |
1015304225 has 12 divisors (see below), whose sum is σ = 1355822076. Its totient is φ = 749762880.
The previous prime is 1015304201. The next prime is 1015304231. The reversal of 1015304225 is 5224035101.
It can be written as a sum of positive squares in 6 ways, for example, as 429276961 + 586027264 = 20719^2 + 24208^2 .
It is not a de Polignac number, because 1015304225 - 214 = 1015287841 is a prime.
It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1015304225.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1561682 + ... + 1562331.
It is an arithmetic number, because the mean of its divisors is an integer number (112985173).
Almost surely, 21015304225 is an apocalyptic number.
It is an amenable number.
1015304225 is a deficient number, since it is larger than the sum of its proper divisors (340517851).
1015304225 is a wasteful number, since it uses less digits than its factorization.
1015304225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3124036 (or 3124031 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 1015304225 is about 31863.8388302477. The cubic root of 1015304225 is about 1005.0756030020.
Adding to 1015304225 its reverse (5224035101), we get a palindrome (6239339326).
The spelling of 1015304225 in words is "one billion, fifteen million, three hundred four thousand, two hundred twenty-five".
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