Base | Representation |
---|---|
bin | 1010010110010… |
… | …11111110110101 |
3 | 20001100211220221 |
4 | 11023023332311 |
5 | 134211144431 |
6 | 12340454341 |
7 | 2102642602 |
oct | 513137665 |
9 | 201324827 |
10 | 86818741 |
11 | 45009229 |
12 | 250aa3b1 |
13 | 14ca9c49 |
14 | b75d6a9 |
15 | 794e111 |
hex | 52cbfb5 |
86818741 has 2 divisors, whose sum is σ = 86818742. Its totient is φ = 86818740.
The previous prime is 86818727. The next prime is 86818751. The reversal of 86818741 is 14781868.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 53802225 + 33016516 = 7335^2 + 5746^2 .
It is a cyclic number.
It is not a de Polignac number, because 86818741 - 29 = 86818229 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (86818751) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43409370 + 43409371.
It is an arithmetic number, because the mean of its divisors is an integer number (43409371).
Almost surely, 286818741 is an apocalyptic number.
It is an amenable number.
86818741 is a deficient number, since it is larger than the sum of its proper divisors (1).
86818741 is an equidigital number, since it uses as much as digits as its factorization.
86818741 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 86016, while the sum is 43.
The square root of 86818741 is about 9317.6574845827. The cubic root of 86818741 is about 442.7968212919.
The spelling of 86818741 in words is "eighty-six million, eight hundred eighteen thousand, seven hundred forty-one".
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