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16106611705 = 518117797361
BaseRepresentation
bin11110000000000011…
…10110001111111001
31112120111102122120021
433000001312033321
5230441243033310
611222124330441
71110064640422
oct170001661771
945514378507
1016106611705
116915842848
1231560a3a21
131698ba3292
14acb1a4649
156440545da
hex3c00763f9

16106611705 has 8 divisors (see below), whose sum is σ = 19434719304. Its totient is φ = 12814099200.

The previous prime is 16106611693. The next prime is 16106611757. The reversal of 16106611705 is 50711660161.

16106611705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 350588176 + 15756023529 = 18724^2 + 125523^2 .

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

It is a de Polignac number, because none of the positive numbers 2k-16106611705 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 8897776 + ... + 8899585.

It is an arithmetic number, because the mean of its divisors is an integer number (2429339913).

Almost surely, 216106611705 is an apocalyptic number.

It is an amenable number.

16106611705 is a deficient number, since it is larger than the sum of its proper divisors (3328107599).

16106611705 is a wasteful number, since it uses less digits than its factorization.

16106611705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17797547.

The product of its (nonzero) digits is 7560, while the sum is 34.

The spelling of 16106611705 in words is "sixteen billion, one hundred six million, six hundred eleven thousand, seven hundred five".

Divisors: 1 5 181 905 17797361 88986805 3221322341 16106611705