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80294147611 = 1917123246803
BaseRepresentation
bin100101011000111100…
…1110111011000011011
321200020211121022122221
41022301321313120123
52303420300210421
6100515302124511
75541522664546
oct1126171673033
9250224538587
1080294147611
1131063a53587
121368a420737
137758063b62
143c59c6785d
15214e223841
hex12b1e7761b

80294147611 has 8 divisors (see below), whose sum is σ = 84525433920. Its totient is φ = 76063389192.

The previous prime is 80294147581. The next prime is 80294147639. The reversal of 80294147611 is 11674149208.

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

It is a cyclic number.

It is not a de Polignac number, because 80294147611 - 25 = 80294147579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80294147711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201936 + ... + 448738.

It is an arithmetic number, because the mean of its divisors is an integer number (10565679240).

Almost surely, 280294147611 is an apocalyptic number.

80294147611 is a deficient number, since it is larger than the sum of its proper divisors (4231286309).

80294147611 is a wasteful number, since it uses less digits than its factorization.

80294147611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263945.

The product of its (nonzero) digits is 96768, while the sum is 43.

The spelling of 80294147611 in words is "eighty billion, two hundred ninety-four million, one hundred forty-seven thousand, six hundred eleven".

Divisors: 1 19 17123 246803 325337 4689257 4226007769 80294147611