Base | Representation |
---|---|
bin | 111010010110100110110… |
… | …0000010001010101100111 |
3 | 1001101201000212220102202011 |
4 | 1310231031200101111213 |
5 | 2022344432041400022 |
6 | 25020201124255051 |
7 | 1455266116211563 |
oct | 164551540212547 |
9 | 31351025812664 |
10 | 8020004246887 |
11 | 26122a0352a86 |
12 | a963b7241487 |
13 | 46238b127b39 |
14 | 1da25534c6a3 |
15 | dd94326e977 |
hex | 74b4d811567 |
8020004246887 has 2 divisors, whose sum is σ = 8020004246888. Its totient is φ = 8020004246886.
The previous prime is 8020004246873. The next prime is 8020004246897. The reversal of 8020004246887 is 7886424000208.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8020004246887 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 8020004246887.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (8020004246867) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4010002123443 + 4010002123444.
It is an arithmetic number, because the mean of its divisors is an integer number (4010002123444).
Almost surely, 28020004246887 is an apocalyptic number.
8020004246887 is a deficient number, since it is larger than the sum of its proper divisors (1).
8020004246887 is an equidigital number, since it uses as much as digits as its factorization.
8020004246887 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1376256, while the sum is 49.
The spelling of 8020004246887 in words is "eight trillion, twenty billion, four million, two hundred forty-six thousand, eight hundred eighty-seven".
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