Base | Representation |
---|---|
bin | 111011101010010101… |
… | …100001001000110001 |
3 | 20010100112011121000212 |
4 | 323222111201020301 |
5 | 2022144112121231 |
6 | 45232414353505 |
7 | 4425330644552 |
oct | 735225411061 |
9 | 203315147025 |
10 | 64061051441 |
11 | 25193880122 |
12 | 104b9abb895 |
13 | 606bc062ca |
14 | 3159d7a329 |
15 | 19ee03742b |
hex | eea561231 |
64061051441 has 8 divisors (see below), whose sum is σ = 64421843304. Its totient is φ = 63700335360.
The previous prime is 64061051401. The next prime is 64061051443. The reversal of 64061051441 is 14415016046.
It can be written as a sum of positive squares in 4 ways, for example, as 16248855841 + 47812195600 = 127471^2 + 218660^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 64061051441 - 214 = 64061035057 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 64061051398 and 64061051407.
It is not an unprimeable number, because it can be changed into a prime (64061051443) 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 in 7 ways as a sum of consecutive naturals, for example, 3175001 + ... + 3195113.
It is an arithmetic number, because the mean of its divisors is an integer number (8052730413).
Almost surely, 264061051441 is an apocalyptic number.
It is an amenable number.
64061051441 is a deficient number, since it is larger than the sum of its proper divisors (360791863).
64061051441 is a wasteful number, since it uses less digits than its factorization.
64061051441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37891.
The product of its (nonzero) digits is 11520, while the sum is 32.
Adding to 64061051441 its reverse (14415016046), we get a palindrome (78476067487).
The spelling of 64061051441 in words is "sixty-four billion, sixty-one million, fifty-one thousand, four hundred forty-one".
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