Base | Representation |
---|---|
bin | 111101100001101010… |
… | …101010100010010101 |
3 | 20022112001100100221122 |
4 | 331201222222202111 |
5 | 2040244122134134 |
6 | 50203213053325 |
7 | 4526050642322 |
oct | 754152524225 |
9 | 208461310848 |
10 | 66063083669 |
11 | 26020985610 |
12 | 10978487245 |
13 | 62ca91266b |
14 | 32a9c03b49 |
15 | 1ab9b9c02e |
hex | f61aaa895 |
66063083669 has 8 divisors (see below), whose sum is σ = 73744838112. Its totient is φ = 58660665840.
The previous prime is 66063083663. The next prime is 66063083711. The reversal of 66063083669 is 96638036066.
66063083669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 66063083669 - 28 = 66063083413 is a prime.
It is a super-2 number, since 2×660630836692 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 66063083669.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66063083663) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69833654 + ... + 69834599.
It is an arithmetic number, because the mean of its divisors is an integer number (9218104764).
Almost surely, 266063083669 is an apocalyptic number.
It is an amenable number.
66063083669 is a deficient number, since it is larger than the sum of its proper divisors (7681754443).
66063083669 is a wasteful number, since it uses less digits than its factorization.
66063083669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139668307.
The product of its (nonzero) digits is 5038848, while the sum is 53.
The spelling of 66063083669 in words is "sixty-six billion, sixty-three million, eighty-three thousand, six hundred sixty-nine".
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