Base | Representation |
---|---|
bin | 101111110100010010… |
… | …0010000111000001011 |
3 | 100211001100221202011102 |
4 | 1133220210100320023 |
5 | 3140300113140420 |
6 | 115101234452015 |
7 | 10263441115142 |
oct | 1375044207013 |
9 | 324040852142 |
10 | 102686068235 |
11 | 3a604676a03 |
12 | 17a9943400b |
13 | 98b6158b2a |
14 | 4d81aa8759 |
15 | 2a0ee6ba75 |
hex | 17e8910e0b |
102686068235 has 24 divisors (see below), whose sum is σ = 132475328496. Its totient is φ = 76384954880.
The previous prime is 102686068211. The next prime is 102686068241. The reversal of 102686068235 is 532860686201.
It is not a de Polignac number, because 102686068235 - 212 = 102686064139 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 102686068235.
It is an unprimeable number.
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 in 23 ways as a sum of consecutive naturals, for example, 308156 + ... + 548025.
It is an arithmetic number, because the mean of its divisors is an integer number (5519805354).
Almost surely, 2102686068235 is an apocalyptic number.
102686068235 is a deficient number, since it is larger than the sum of its proper divisors (29789260261).
102686068235 is an equidigital number, since it uses as much as digits as its factorization.
102686068235 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 856303 (or 856286 counting only the distinct ones).
The product of its (nonzero) digits is 829440, while the sum is 47.
The spelling of 102686068235 in words is "one hundred two billion, six hundred eighty-six million, sixty-eight thousand, two hundred thirty-five".
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