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28086080301 = 323120675589
BaseRepresentation
bin11010001010000011…
…111001001100101101
32200111100220201010100
4122022003321030231
5430010014032201
620522542101313
72012666513016
oct321203711455
980440821110
1028086080301
1110a02950914
125539b7a839
1328579c9836
14150619a00d
15ae5abb886
hex68a0f932d

28086080301 has 6 divisors (see below), whose sum is σ = 40568782670. Its totient is φ = 18724053528.

The previous prime is 28086080293. The next prime is 28086080327. The reversal of 28086080301 is 10308068082.

It can be written as a sum of positive squares in only one way, i.e., 28032804900 + 53275401 = 167430^2 + 7299^2 .

It is not a de Polignac number, because 28086080301 - 23 = 28086080293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28086080381) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1560337786 + ... + 1560337803.

Almost surely, 228086080301 is an apocalyptic number.

It is an amenable number.

28086080301 is a deficient number, since it is larger than the sum of its proper divisors (12482702369).

28086080301 is a wasteful number, since it uses less digits than its factorization.

28086080301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3120675595 (or 3120675592 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The spelling of 28086080301 in words is "twenty-eight billion, eighty-six million, eighty thousand, three hundred one".

Divisors: 1 3 9 3120675589 9362026767 28086080301