Base | Representation |
---|---|
bin | 11111000000111… |
… | …110101010001101 |
3 | 1100021010112111011 |
4 | 133000332222031 |
5 | 2031202202344 |
6 | 123344525221 |
7 | 15615622261 |
oct | 3700765215 |
9 | 1307115434 |
10 | 520350349 |
11 | 2477a6a12 |
12 | 126320811 |
13 | 83a5bb1c |
14 | 4d1720a1 |
15 | 30a37d34 |
hex | 1f03ea8d |
520350349 has 2 divisors, whose sum is σ = 520350350. Its totient is φ = 520350348.
The previous prime is 520350319. The next prime is 520350403. The reversal of 520350349 is 943053025.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 513022500 + 7327849 = 22650^2 + 2707^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-520350349 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 520350349.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (520350319) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260175174 + 260175175.
It is an arithmetic number, because the mean of its divisors is an integer number (260175175).
Almost surely, 2520350349 is an apocalyptic number.
It is an amenable number.
520350349 is a deficient number, since it is larger than the sum of its proper divisors (1).
520350349 is an equidigital number, since it uses as much as digits as its factorization.
520350349 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16200, while the sum is 31.
The square root of 520350349 is about 22811.1891185006. The cubic root of 520350349 is about 804.3257082572.
The spelling of 520350349 in words is "five hundred twenty million, three hundred fifty thousand, three hundred forty-nine".
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