Base | Representation |
---|---|
bin | 11110000110111… |
… | …110110011001000 |
3 | 1022012112002211011 |
4 | 132012332303020 |
5 | 2013304142233 |
6 | 122043013304 |
7 | 15342450343 |
oct | 3606766310 |
9 | 1265462734 |
10 | 505146568 |
11 | 23a162103 |
12 | 12120a234 |
13 | 808677c4 |
14 | 4b13545a |
15 | 2e5330cd |
hex | 1e1becc8 |
505146568 has 72 divisors (see below), whose sum is σ = 1044994230. Its totient is φ = 228741120.
The previous prime is 505146557. The next prime is 505146571. The reversal of 505146568 is 865641505.
It can be written as a sum of positive squares in 9 ways, for example, as 105226564 + 399920004 = 10258^2 + 19998^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 505146568.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6919780 + ... + 6919852.
Almost surely, 2505146568 is an apocalyptic number.
It is an amenable number.
505146568 is an abundant number, since it is smaller than the sum of its proper divisors (539847662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
505146568 is a wasteful number, since it uses less digits than its factorization.
505146568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 227 (or 133 counting only the distinct ones).
The product of its (nonzero) digits is 144000, while the sum is 40.
The square root of 505146568 is about 22475.4659128571. The cubic root of 505146568 is about 796.4144580361.
The spelling of 505146568 in words is "five hundred five million, one hundred forty-six thousand, five hundred sixty-eight".
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