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66041060060 = 225139227104651
BaseRepresentation
bin111101100000010110…
…101001101011011100
320022110111220110020102
4331200112221223130
52040223002410220
650201105040232
74525362514463
oct754026515334
9208414813212
1066041060060
112600a502988
1210971026078
1362c61a1141
1432a6d0d9da
151ab7c9b775
hexf605a9adc

66041060060 has 48 divisors (see below), whose sum is σ = 140300657280. Its totient is φ = 26110593600.

The previous prime is 66041060047. The next prime is 66041060077. The reversal of 66041060060 is 6006014066.

It is a super-2 number, since 2×660410600602 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 578735 + ... + 683385.

It is an arithmetic number, because the mean of its divisors is an integer number (2922930360).

Almost surely, 266041060060 is an apocalyptic number.

It is an amenable number.

66041060060 is an abundant number, since it is smaller than the sum of its proper divisors (74259597220).

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

66041060060 is a wasteful number, since it uses less digits than its factorization.

66041060060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105026 (or 105024 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 66041060060 in words is "sixty-six billion, forty-one million, sixty thousand, sixty".

Divisors: 1 2 4 5 10 20 139 227 278 454 556 695 908 1135 1390 2270 2780 4540 31553 63106 104651 126212 157765 209302 315530 418604 523255 631060 1046510 2093020 14546489 23755777 29092978 47511554 58185956 72732445 95023108 118778885 145464890 237557770 290929780 475115540 3302053003 6604106006 13208212012 16510265015 33020530030 66041060060