Base | Representation |
---|---|
bin | 111100111011110011… |
… | …111100011011100000 |
3 | 20020212210021212022101 |
4 | 330323303330123200 |
5 | 2032444030411143 |
6 | 50020204420144 |
7 | 4504236446152 |
oct | 747363743340 |
9 | 206783255271 |
10 | 65427982048 |
11 | 25825432340 |
12 | 1081b847654 |
13 | 62291769a0 |
14 | 3249720ad2 |
15 | 1a7e048b4d |
hex | f3bcfc6e0 |
65427982048 has 192 divisors, whose sum is σ = 157305758400. Its totient is φ = 26377666560.
The previous prime is 65427982027. The next prime is 65427982099. The reversal of 65427982048 is 84028972456.
It is a self number, because there is not a number n which added to its sum of digits gives 65427982048.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30388140 + ... + 30390292.
It is an arithmetic number, because the mean of its divisors is an integer number (819300825).
Almost surely, 265427982048 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 65427982048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78652879200).
65427982048 is an abundant number, since it is smaller than the sum of its proper divisors (91877776352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65427982048 is a wasteful number, since it uses less digits than its factorization.
65427982048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2445 (or 2437 counting only the distinct ones).
The product of its (nonzero) digits is 7741440, while the sum is 55.
The spelling of 65427982048 in words is "sixty-five billion, four hundred twenty-seven million, nine hundred eighty-two thousand, forty-eight".
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