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80884800852 = 22359114244069
BaseRepresentation
bin100101101010100011…
…1000001110101010100
321201210000000121120220
41023111013001311110
52311123002111402
6101054041554340
75562254314632
oct1132507016524
9251700017526
1080884800852
11313373a8059
12138141a59b0
13782053930b
143cb449a352
152185ee6dbc
hex12d51c1d54

80884800852 has 24 divisors (see below), whose sum is σ = 191930037600. Its totient is φ = 26504623776.

The previous prime is 80884800817. The next prime is 80884800901. The reversal of 80884800852 is 25800848808.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 80884800795 and 80884800804.

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, 57121327 + ... + 57122742.

It is an arithmetic number, because the mean of its divisors is an integer number (7997084900).

Almost surely, 280884800852 is an apocalyptic number.

It is an amenable number.

80884800852 is an abundant number, since it is smaller than the sum of its proper divisors (111045236748).

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

80884800852 is a wasteful number, since it uses less digits than its factorization.

80884800852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114244135 (or 114244133 counting only the distinct ones).

The product of its (nonzero) digits is 1310720, while the sum is 51.

The spelling of 80884800852 in words is "eighty billion, eight hundred eighty-four million, eight hundred thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 12 59 118 177 236 354 708 114244069 228488138 342732207 456976276 685464414 1370928828 6740400071 13480800142 20221200213 26961600284 40442400426 80884800852