Base | Representation |
---|---|
bin | 1110101100110111100… |
… | …11111010010100010101 |
3 | 1210021211001021101221122 |
4 | 13112123303322110111 |
5 | 31233444031002300 |
6 | 1024015031053325 |
7 | 51331321533203 |
oct | 7263363722425 |
9 | 1707731241848 |
10 | 505125250325 |
11 | 18524a042973 |
12 | 81a91511245 |
13 | 3882cc21287 |
14 | 1a63bbaa073 |
15 | d215a7ac85 |
hex | 759bcfa515 |
505125250325 has 6 divisors (see below), whose sum is σ = 626355310434. Its totient is φ = 404100200240.
The previous prime is 505125250313. The next prime is 505125250327. The reversal of 505125250325 is 523052521505.
It can be written as a sum of positive squares in 3 ways, for example, as 6227419396 + 498897830929 = 78914^2 + 706327^2 .
It is not a de Polignac number, because 505125250325 - 26 = 505125250261 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (505125250327) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10102504982 + ... + 10102505031.
It is an arithmetic number, because the mean of its divisors is an integer number (104392551739).
Almost surely, 2505125250325 is an apocalyptic number.
It is an amenable number.
505125250325 is a deficient number, since it is larger than the sum of its proper divisors (121230060109).
505125250325 is a wasteful number, since it uses less digits than its factorization.
505125250325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20205010023 (or 20205010018 counting only the distinct ones).
The product of its (nonzero) digits is 75000, while the sum is 35.
The spelling of 505125250325 in words is "five hundred five billion, one hundred twenty-five million, two hundred fifty thousand, three hundred twenty-five".
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