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80107954166 = 21719124006121
BaseRepresentation
bin100101010011011001…
…1100101111111110110
321122202212020201021102
41022212303211333312
52303030114013131
6100445011250102
75534102242532
oct1124663457766
9248685221242
1080107954166
1130a789406a9
1213637ba9932
137728601c16
143c3d23abc2
15213cbe51cb
hex12a6ce5ff6

80107954166 has 16 divisors (see below), whose sum is σ = 133926611760. Its totient is φ = 35713762560.

The previous prime is 80107954159. The next prime is 80107954187. The reversal of 80107954166 is 66145970108.

It is a self number, because there is not a number n which added to its sum of digits gives 80107954166.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62002415 + ... + 62003706.

It is an arithmetic number, because the mean of its divisors is an integer number (8370413235).

Almost surely, 280107954166 is an apocalyptic number.

80107954166 is a deficient number, since it is larger than the sum of its proper divisors (53818657594).

80107954166 is a wasteful number, since it uses less digits than its factorization.

80107954166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124006159.

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 80107954166 in words is "eighty billion, one hundred seven million, nine hundred fifty-four thousand, one hundred sixty-six".

Divisors: 1 2 17 19 34 38 323 646 124006121 248012242 2108104057 2356116299 4216208114 4712232598 40053977083 80107954166