Base | Representation |
---|---|
bin | 1001011001011101… |
… | …0000101100010001 |
3 | 20111210212102111121 |
4 | 2112113100230101 |
5 | 20131301230311 |
6 | 1054153442241 |
7 | 116341266265 |
oct | 22627205421 |
9 | 6453772447 |
10 | 2522680081 |
11 | 1084a94979 |
12 | 5a4a10381 |
13 | 31284070c |
14 | 19d0760a5 |
15 | eb70ab71 |
hex | 965d0b11 |
2522680081 has 2 divisors, whose sum is σ = 2522680082. Its totient is φ = 2522680080.
The previous prime is 2522680063. The next prime is 2522680157. The reversal of 2522680081 is 1800862252.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2456094481 + 66585600 = 49559^2 + 8160^2 .
It is a cyclic number.
It is not a de Polignac number, because 2522680081 - 27 = 2522679953 is a prime.
It is a super-2 number, since 2×25226800812 = 12727829582148333122, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2522680001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261340040 + 1261340041.
It is an arithmetic number, because the mean of its divisors is an integer number (1261340041).
Almost surely, 22522680081 is an apocalyptic number.
It is an amenable number.
2522680081 is a deficient number, since it is larger than the sum of its proper divisors (1).
2522680081 is an equidigital number, since it uses as much as digits as its factorization.
2522680081 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 15360, while the sum is 34.
The square root of 2522680081 is about 50226.2887440432. The cubic root of 2522680081 is about 1361.3006733806.
The spelling of 2522680081 in words is "two billion, five hundred twenty-two million, six hundred eighty thousand, eighty-one".
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