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17968325706 = 2321995016283
BaseRepresentation
bin10000101110111111…
…101110010001001010
31201101020120112001200
4100232333232101022
5243244342410311
612130551325030
71204162151142
oct205677562112
951336515050
1017968325706
117690719061
123595680776
1319047c04b6
14c26543922
157026ed556
hex42efee44a

17968325706 has 24 divisors (see below), whose sum is σ = 39127015200. Its totient is φ = 5959343016.

The previous prime is 17968325699. The next prime is 17968325773. The reversal of 17968325706 is 60752386971.

17968325706 is a `hidden beast` number, since 1 + 7 + 9 + 68 + 3 + 2 + 570 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2504560 + ... + 2511723.

It is an arithmetic number, because the mean of its divisors is an integer number (1630292300).

Almost surely, 217968325706 is an apocalyptic number.

17968325706 is an abundant number, since it is smaller than the sum of its proper divisors (21158689494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

17968325706 is a wasteful number, since it uses less digits than its factorization.

17968325706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5016490 (or 5016487 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 54.

The spelling of 17968325706 in words is "seventeen billion, nine hundred sixty-eight million, three hundred twenty-five thousand, seven hundred six".

Divisors: 1 2 3 6 9 18 199 398 597 1194 1791 3582 5016283 10032566 15048849 30097698 45146547 90293094 998240317 1996480634 2994720951 5989441902 8984162853 17968325706