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80290913194 = 2472029742083
BaseRepresentation
bin100101011000110110…
…1100001101110101010
321200020121111222212201
41022301231201232222
52303413433210234
6100515104530414
75541453334012
oct1126155415652
9250217458781
1080290913194
1131062144508
1213689320a0a
1377574a08bb
143c59664c42
15214dcd5314
hex12b1b61baa

80290913194 has 16 divisors (see below), whose sum is σ = 123007828608. Its totient is φ = 39288428512.

The previous prime is 80290913119. The next prime is 80290913231. The reversal of 80290913194 is 49131909208.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 1886877 + ... + 1928959.

It is an arithmetic number, because the mean of its divisors is an integer number (7687989288).

Almost surely, 280290913194 is an apocalyptic number.

80290913194 is a deficient number, since it is larger than the sum of its proper divisors (42716915414).

80290913194 is a wasteful number, since it uses less digits than its factorization.

80290913194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62429.

The product of its (nonzero) digits is 139968, while the sum is 46.

The spelling of 80290913194 in words is "eighty billion, two hundred ninety million, nine hundred thirteen thousand, one hundred ninety-four".

Divisors: 1 2 47 94 20297 40594 42083 84166 953959 1907918 1977901 3955802 854158651 1708317302 40145456597 80290913194