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80267379718 = 2277144886967
BaseRepresentation
bin100101011000001001…
…1110000010000000110
321200011222020101000111
41022300103300100012
52303341422122333
6100512504303234
75541046320211
oct1126023602006
9250158211014
1080267379718
113104a930459
1213681471b1a
137752651076
143c5649a778
15214bbd74cd
hex12b04f0406

80267379718 has 8 divisors (see below), whose sum is σ = 120835731312. Its totient is φ = 39988802616.

The previous prime is 80267379671. The next prime is 80267379737. The reversal of 80267379718 is 81797376208.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72442930 + ... + 72444037.

It is an arithmetic number, because the mean of its divisors is an integer number (15104466414).

Almost surely, 280267379718 is an apocalyptic number.

80267379718 is a deficient number, since it is larger than the sum of its proper divisors (40568351594).

80267379718 is a wasteful number, since it uses less digits than its factorization.

80267379718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144887246.

The product of its (nonzero) digits is 7112448, while the sum is 58.

The spelling of 80267379718 in words is "eighty billion, two hundred sixty-seven million, three hundred seventy-nine thousand, seven hundred eighteen".

Divisors: 1 2 277 554 144886967 289773934 40133689859 80267379718