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80367808038 = 23714912842411
BaseRepresentation
bin100101011011001001…
…0110110111000100110
321200102222012122202220
41022312102312320212
52304043124324123
6100530453013210
75543406045150
oct1126622667046
9250388178686
1080367808038
11310a1594771
12136ab024206
13776a3b47cb
143c6595dad0
152155923ce3
hex12b64b6e26

80367808038 has 32 divisors (see below), whose sum is σ = 184930732800. Its totient is φ = 22808120160.

The previous prime is 80367808033. The next prime is 80367808049. The reversal of 80367808038 is 83080876308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80367808033) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6414948 + ... + 6427463.

It is an arithmetic number, because the mean of its divisors is an integer number (5779085400).

Almost surely, 280367808038 is an apocalyptic number.

80367808038 is an abundant number, since it is smaller than the sum of its proper divisors (104562924762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80367808038 is a wasteful number, since it uses less digits than its factorization.

80367808038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12842572.

The product of its (nonzero) digits is 1548288, while the sum is 51.

The spelling of 80367808038 in words is "eighty billion, three hundred sixty-seven million, eight hundred eight thousand, thirty-eight".

Divisors: 1 2 3 6 7 14 21 42 149 298 447 894 1043 2086 3129 6258 12842411 25684822 38527233 77054466 89896877 179793754 269690631 539381262 1913519239 3827038478 5740557717 11481115434 13394634673 26789269346 40183904019 80367808038