Base | Representation |
---|---|
bin | 1010000000000001… |
… | …11111010110000101 |
3 | 111212011122212022012 |
4 | 11000000333112011 |
5 | 41443423443311 |
6 | 2244431344005 |
7 | 250022323424 |
oct | 50000772605 |
9 | 14764585265 |
10 | 5368968581 |
11 | 2305708619 |
12 | 105a082005 |
13 | 6774268b2 |
14 | 38d0a92bb |
15 | 21653a78b |
hex | 14003f585 |
5368968581 has 2 divisors, whose sum is σ = 5368968582. Its totient is φ = 5368968580.
The previous prime is 5368968571. The next prime is 5368968587. The reversal of 5368968581 is 1858698635.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4946871556 + 422097025 = 70334^2 + 20545^2 .
It is a cyclic number.
It is not a de Polignac number, because 5368968581 - 230 = 4295226757 is a prime.
It is a super-2 number, since 2×53689685812 = 57651647247530307122, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 5368968581.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5368968587) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2684484290 + 2684484291.
It is an arithmetic number, because the mean of its divisors is an integer number (2684484291).
Almost surely, 25368968581 is an apocalyptic number.
It is an amenable number.
5368968581 is a deficient number, since it is larger than the sum of its proper divisors (1).
5368968581 is an equidigital number, since it uses as much as digits as its factorization.
5368968581 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 12441600, while the sum is 59.
The square root of 5368968581 is about 73273.2460110783. The cubic root of 5368968581 is about 1751.0435768530.
The spelling of 5368968581 in words is "five billion, three hundred sixty-eight million, nine hundred sixty-eight thousand, five hundred eighty-one".
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