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86168683345 = 549093510641
BaseRepresentation
bin101000001000000001…
…1011100001101010001
322020102020120122201111
41100100003130031101
52402433140331340
6103330233533321
76140224503103
oct1202003341521
9266366518644
1086168683345
11335a8a80198
1214849874241
1381831417c4
144256137573
152394d26aea
hex14100dc351

86168683345 has 8 divisors (see below), whose sum is σ = 103423513320. Its totient is φ = 68920884480.

The previous prime is 86168683301. The next prime is 86168683373. The reversal of 86168683345 is 54338686168.

It can be written as a sum of positive squares in 4 ways, for example, as 61865120529 + 24303562816 = 248727^2 + 155896^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86168683345 - 211 = 86168681297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86168683345.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1730776 + ... + 1779865.

It is an arithmetic number, because the mean of its divisors is an integer number (12927939165).

Almost surely, 286168683345 is an apocalyptic number.

It is an amenable number.

86168683345 is a deficient number, since it is larger than the sum of its proper divisors (17254829975).

86168683345 is a wasteful number, since it uses less digits than its factorization.

86168683345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3515555.

The product of its digits is 19906560, while the sum is 58.

The spelling of 86168683345 in words is "eighty-six billion, one hundred sixty-eight million, six hundred eighty-three thousand, three hundred forty-five".

Divisors: 1 5 4909 24545 3510641 17553205 17233736669 86168683345