Base | Representation |
---|---|
bin | 1111010010001… |
… | …0011100110011 |
3 | 11110121211111020 |
4 | 3310202130303 |
5 | 112402313433 |
6 | 10205550523 |
7 | 1405606560 |
oct | 364423463 |
9 | 143554436 |
10 | 64104243 |
11 | 33204515 |
12 | 19575443 |
13 | 10386108 |
14 | 8729867 |
15 | 5963cb3 |
hex | 3d22733 |
64104243 has 16 divisors (see below), whose sum is σ = 101930496. Its totient is φ = 35038080.
The previous prime is 64104241. The next prime is 64104251. The reversal of 64104243 is 34240146.
It is not a de Polignac number, because 64104243 - 21 = 64104241 is a prime.
It is not an unprimeable number, because it can be changed into a prime (64104241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65878 + ... + 66843.
It is an arithmetic number, because the mean of its divisors is an integer number (6370656).
Almost surely, 264104243 is an apocalyptic number.
64104243 is a deficient number, since it is larger than the sum of its proper divisors (37826253).
64104243 is a wasteful number, since it uses less digits than its factorization.
64104243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132754.
The product of its (nonzero) digits is 2304, while the sum is 24.
The square root of 64104243 is about 8006.5125366791. The cubic root of 64104243 is about 400.2170551131.
Adding to 64104243 its reverse (34240146), we get a palindrome (98344389).
The spelling of 64104243 in words is "sixty-four million, one hundred four thousand, two hundred forty-three".
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