Base | Representation |
---|---|
bin | 101111001000011001… |
… | …000100101001000001 |
3 | 11211121212100111022000 |
4 | 233020121010221001 |
5 | 1312120300443230 |
6 | 35125352134213 |
7 | 3441036323220 |
oct | 571031045101 |
9 | 154555314260 |
10 | 50606656065 |
11 | 1a50a1577a9 |
12 | 9984097369 |
13 | 4a06659104 |
14 | 264112acb7 |
15 | 14b2c79b60 |
hex | bc8644a41 |
50606656065 has 32 divisors (see below), whose sum is σ = 102819874560. Its totient is φ = 23134470912.
The previous prime is 50606656033. The next prime is 50606656069. The reversal of 50606656065 is 56065660605.
It is not a de Polignac number, because 50606656065 - 25 = 50606656033 is a prime.
It is a super-2 number, since 2×506066560652 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 50606656065.
It is not an unprimeable number, because it can be changed into a prime (50606656069) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26775064 + ... + 26776953.
It is an arithmetic number, because the mean of its divisors is an integer number (3213121080).
Almost surely, 250606656065 is an apocalyptic number.
It is an amenable number.
50606656065 is an abundant number, since it is smaller than the sum of its proper divisors (52213218495).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50606656065 is a wasteful number, since it uses less digits than its factorization.
50606656065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53552038 (or 53552032 counting only the distinct ones).
The product of its (nonzero) digits is 972000, while the sum is 45.
The spelling of 50606656065 in words is "fifty billion, six hundred six million, six hundred fifty-six thousand, sixty-five".
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