Base | Representation |
---|---|
bin | 101000010111100000… |
… | …1100100000001111101 |
3 | 22021202110022010220201 |
4 | 1100233001210001331 |
5 | 2410014200103142 |
6 | 103453554443501 |
7 | 6156134156122 |
oct | 1205701440175 |
9 | 267673263821 |
10 | 86688284797 |
11 | 33845305484 |
12 | 14973893591 |
13 | 823699a79a |
14 | 42a5152749 |
15 | 23c5762ab7 |
hex | 142f06407d |
86688284797 has 2 divisors, whose sum is σ = 86688284798. Its totient is φ = 86688284796.
The previous prime is 86688284791. The next prime is 86688284801. The reversal of 86688284797 is 79748288668.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 75226227076 + 11462057721 = 274274^2 + 107061^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-86688284797 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (86688284791) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43344142398 + 43344142399.
It is an arithmetic number, because the mean of its divisors is an integer number (43344142399).
Almost surely, 286688284797 is an apocalyptic number.
It is an amenable number.
86688284797 is a deficient number, since it is larger than the sum of its proper divisors (1).
86688284797 is an equidigital number, since it uses as much as digits as its factorization.
86688284797 is an evil number, because the sum of its binary digits is even.
The product of its digits is 520224768, while the sum is 73.
The spelling of 86688284797 in words is "eighty-six billion, six hundred eighty-eight million, two hundred eighty-four thousand, seven hundred ninety-seven".
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