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80851042119 = 326950347373
BaseRepresentation
bin100101101001100011…
…0001111111101000111
321201200122111111022110
41023103012033331013
52311040331321434
6101050434232103
75561364342651
oct1132306177507
9251618444273
1080851042119
113131a33a681
1213804a25633
137816549533
143cadbcd6d1
1521830794e9
hex12d318ff47

80851042119 has 4 divisors (see below), whose sum is σ = 107801389496. Its totient is φ = 53900694744.

The previous prime is 80851041991. The next prime is 80851042147. The reversal of 80851042119 is 91124015808.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 80851042119 - 27 = 80851041991 is a prime.

It is a super-2 number, since 2×808510421192 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80851042189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13475173684 + ... + 13475173689.

It is an arithmetic number, because the mean of its divisors is an integer number (26950347374).

Almost surely, 280851042119 is an apocalyptic number.

80851042119 is a deficient number, since it is larger than the sum of its proper divisors (26950347377).

80851042119 is a wasteful number, since it uses less digits than its factorization.

80851042119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26950347376.

The product of its (nonzero) digits is 23040, while the sum is 39.

The spelling of 80851042119 in words is "eighty billion, eight hundred fifty-one million, forty-two thousand, one hundred nineteen".

Divisors: 1 3 26950347373 80851042119