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80508785362 = 2434672004601
BaseRepresentation
bin100101011111010110…
…0101001001011010010
321200210210111001022021
41022332230221023102
52304340222112422
6100552450402054
75550040245565
oct1127654511322
9250723431267
1080508785362
1131164124055
121372a29032a
137790674945
143c7a57a4dc
152162ebedc7
hex12beb292d2

80508785362 has 16 divisors (see below), whose sum is σ = 123836293152. Its totient is φ = 39234031200.

The previous prime is 80508785341. The next prime is 80508785369. The reversal of 80508785362 is 26358780508.

It is not an unprimeable number, because it can be changed into a prime (80508785369) 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 7 ways as a sum of consecutive naturals, for example, 962139 + ... + 1042462.

It is an arithmetic number, because the mean of its divisors is an integer number (7739768322).

Almost surely, 280508785362 is an apocalyptic number.

80508785362 is a deficient number, since it is larger than the sum of its proper divisors (43327507790).

80508785362 is a wasteful number, since it uses less digits than its factorization.

80508785362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005113.

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 80508785362 in words is "eighty billion, five hundred eight million, seven hundred eighty-five thousand, three hundred sixty-two".

Divisors: 1 2 43 86 467 934 20081 40162 2004601 4009202 86197843 172395686 936148667 1872297334 40254392681 80508785362