Base | Representation |
---|---|
bin | 11111101000010110010… |
… | …00100101011101010101 |
3 | 10211220020220101110211002 |
4 | 33310023020211131111 |
5 | 120301243230311340 |
6 | 2151135241353045 |
7 | 141343152355325 |
oct | 17641310453525 |
9 | 3756226343732 |
10 | 1086813525845 |
11 | 389a079a1873 |
12 | 15676b798785 |
13 | 7b641ba6948 |
14 | 3a86007b285 |
15 | 1d40ceb7715 |
hex | fd0b225755 |
1086813525845 has 32 divisors (see below), whose sum is σ = 1317063252960. Its totient is φ = 860911534080.
The previous prime is 1086813525779. The next prime is 1086813525883. The reversal of 1086813525845 is 5485253186801.
It can be written as a sum of positive squares in 16 ways, for example, as 322941021841 + 763872504004 = 568279^2 + 873998^2 .
It is not a de Polignac number, because 1086813525845 - 222 = 1086809331541 is a prime.
It is a super-3 number, since 3×10868135258453 (a number of 37 digits) contains 333 as substring.
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, 195572807 + ... + 195578363.
It is an arithmetic number, because the mean of its divisors is an integer number (41158226655).
Almost surely, 21086813525845 is an apocalyptic number.
It is an amenable number.
1086813525845 is a deficient number, since it is larger than the sum of its proper divisors (230249727115).
1086813525845 is a wasteful number, since it uses less digits than its factorization.
1086813525845 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6665.
The product of its (nonzero) digits is 9216000, while the sum is 56.
The spelling of 1086813525845 in words is "one trillion, eighty-six billion, eight hundred thirteen million, five hundred twenty-five thousand, eight hundred forty-five".
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