Base | Representation |
---|---|
bin | 1100001011111110… |
… | …01100101100001001 |
3 | 121212222121222001111 |
4 | 12011333030230021 |
5 | 101344440412243 |
6 | 3001125050321 |
7 | 321065524036 |
oct | 60577145411 |
9 | 17788558044 |
10 | 6542904073 |
11 | 2858331742 |
12 | 13272569a1 |
13 | 8036c3494 |
14 | 460d7238d |
15 | 28462839d |
hex | 185fccb09 |
6542904073 has 2 divisors, whose sum is σ = 6542904074. Its totient is φ = 6542904072.
The previous prime is 6542904059. The next prime is 6542904091. The reversal of 6542904073 is 3704092456.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6446805264 + 96098809 = 80292^2 + 9803^2 .
It is a cyclic number.
It is not a de Polignac number, because 6542904073 - 25 = 6542904041 is a prime.
It is not a weakly prime, because it can be changed into another prime (6542904013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3271452036 + 3271452037.
It is an arithmetic number, because the mean of its divisors is an integer number (3271452037).
Almost surely, 26542904073 is an apocalyptic number.
It is an amenable number.
6542904073 is a deficient number, since it is larger than the sum of its proper divisors (1).
6542904073 is an equidigital number, since it uses as much as digits as its factorization.
6542904073 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 181440, while the sum is 40.
The square root of 6542904073 is about 80888.2196181867. The cubic root of 6542904073 is about 1870.3527290812.
The spelling of 6542904073 in words is "six billion, five hundred forty-two million, nine hundred four thousand, seventy-three".
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