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80832888288 = 2532280669751
BaseRepresentation
bin100101101001000000…
…0111111110111100000
321201122101100011221100
41023102000333313200
52311021204411123
6101044545154400
75561054133225
oct1132200776740
9251571304840
1080832888288
1131310070409
12137ba92ba00
137812861519
143cab62594c
152181690643
hex12d203fde0

80832888288 has 36 divisors (see below), whose sum is σ = 229868526888. Its totient is φ = 26944296000.

The previous prime is 80832888287. The next prime is 80832888293. The reversal of 80832888288 is 88288823808.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80832888281) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 140334588 + ... + 140335163.

It is an arithmetic number, because the mean of its divisors is an integer number (6385236858).

Almost surely, 280832888288 is an apocalyptic number.

It is an amenable number.

80832888288 is an abundant number, since it is smaller than the sum of its proper divisors (149035638600).

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

80832888288 is a wasteful number, since it uses less digits than its factorization.

80832888288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280669767 (or 280669756 counting only the distinct ones).

The product of its (nonzero) digits is 25165824, while the sum is 63.

The spelling of 80832888288 in words is "eighty billion, eight hundred thirty-two million, eight hundred eighty-eight thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 280669751 561339502 842009253 1122679004 1684018506 2245358008 2526027759 3368037012 4490716016 5052055518 6736074024 8981432032 10104111036 13472148048 20208222072 26944296096 40416444144 80832888288