Base | Representation |
---|---|
bin | 111100011000111001… |
… | …101011011101111011 |
3 | 20012100222012021002102 |
4 | 330120321223131323 |
5 | 2030244111023000 |
6 | 45442123054015 |
7 | 4453565211326 |
oct | 743071533573 |
9 | 205328167072 |
10 | 64842282875 |
11 | 25554861937 |
12 | 1069767130b |
13 | 6164a17426 |
14 | 31d1a1b7bd |
15 | 1a479033d5 |
hex | f18e6b77b |
64842282875 has 8 divisors (see below), whose sum is σ = 80923169184. Its totient is φ = 51873826200.
The previous prime is 64842282863. The next prime is 64842282877. The reversal of 64842282875 is 57828224846.
It is not a de Polignac number, because 64842282875 - 26 = 64842282811 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 64842282875.
It is not an unprimeable number, because it can be changed into a prime (64842282877) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259369007 + ... + 259369256.
It is an arithmetic number, because the mean of its divisors is an integer number (10115396148).
Almost surely, 264842282875 is an apocalyptic number.
64842282875 is a deficient number, since it is larger than the sum of its proper divisors (16080886309).
64842282875 is an equidigital number, since it uses as much as digits as its factorization.
64842282875 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 518738278 (or 518738268 counting only the distinct ones).
The product of its digits is 13762560, while the sum is 56.
The spelling of 64842282875 in words is "sixty-four billion, eight hundred forty-two million, two hundred eighty-two thousand, eight hundred seventy-five".
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