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80986051132 = 22727017107057
BaseRepresentation
bin100101101101100100…
…1010001001000111100
321202001001112122212021
41023123021101020330
52311324412114012
6101112100045524
75564624035150
oct1133311211074
9252031478767
1080986051132
1131389572978
12138420938a4
1378384c9c1c
143cc3ad5060
15218ed47007
hex12db25123c

80986051132 has 24 divisors (see below), whose sum is σ = 161979610464. Its totient is φ = 34706698752.

The previous prime is 80986051121. The next prime is 80986051151. The reversal of 80986051132 is 23115068908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 702948 + ... + 810004.

It is an arithmetic number, because the mean of its divisors is an integer number (6749150436).

Almost surely, 280986051132 is an apocalyptic number.

It is an amenable number.

80986051132 is an abundant number, since it is smaller than the sum of its proper divisors (80993559332).

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

80986051132 is a wasteful number, since it uses less digits than its factorization.

80986051132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134085 (or 134083 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The spelling of 80986051132 in words is "eighty billion, nine hundred eighty-six million, fifty-one thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 27017 54034 107057 108068 189119 214114 378238 428228 749399 756476 1498798 2997596 2892358969 5784717938 11569435876 20246512783 40493025566 80986051132