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8068890195 = 33597616181
BaseRepresentation
bin1111000001111000…
…10111111001010011
3202211100001002111000
413200330113321103
5113011113441240
63412400153043
7403645302132
oct74074277123
922740032430
108068890195
1134707506a3
121692308783
139b78b3752
145678bb919
153235a7430
hex1e0f17e53

8068890195 has 32 divisors (see below), whose sum is σ = 14492600640. Its totient is φ = 4259036160.

The previous prime is 8068890173. The next prime is 8068890253. The reversal of 8068890195 is 5910988608.

It is not a de Polignac number, because 8068890195 - 211 = 8068888147 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 294996 + ... + 321185.

It is an arithmetic number, because the mean of its divisors is an integer number (452893770).

Almost surely, 28068890195 is an apocalyptic number.

8068890195 is a deficient number, since it is larger than the sum of its proper divisors (6423710445).

8068890195 is a wasteful number, since it uses less digits than its factorization.

8068890195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616292 (or 616286 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 54.

The square root of 8068890195 is about 89827.0014806239. The cubic root of 8068890195 is about 2005.7244492913.

The spelling of 8068890195 in words is "eight billion, sixty-eight million, eight hundred ninety thousand, one hundred ninety-five".

Divisors: 1 3 5 9 15 27 45 97 135 291 485 873 1455 2619 4365 13095 616181 1848543 3080905 5545629 9242715 16636887 27728145 59769557 83184435 179308671 298847785 537926013 896543355 1613778039 2689630065 8068890195