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80662480268 = 2294612131447
BaseRepresentation
bin100101100011111011…
…0111100010110001100
321201012111200120002012
41023013312330112030
52310144043332033
6101020020520352
75553614524646
oct1130766742614
9251174616065
1080662480268
113123295a337
12137718500b8
1377b6468586
143c92b47896
15217172e248
hex12c7dbc58c

80662480268 has 12 divisors (see below), whose sum is σ = 141174326832. Its totient is φ = 40326958320.

The previous prime is 80662480253. The next prime is 80662480271. The reversal of 80662480268 is 86208426608.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1027880 + ... + 1103567.

It is an arithmetic number, because the mean of its divisors is an integer number (11764527236).

Almost surely, 280662480268 is an apocalyptic number.

It is an amenable number.

80662480268 is a deficient number, since it is larger than the sum of its proper divisors (60511846564).

80662480268 is a wasteful number, since it uses less digits than its factorization.

80662480268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140912 (or 2140910 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 50.

The spelling of 80662480268 in words is "eighty billion, six hundred sixty-two million, four hundred eighty thousand, two hundred sixty-eight".

Divisors: 1 2 4 9461 18922 37844 2131447 4262894 8525788 20165620067 40331240134 80662480268