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27028026 = 233500519
BaseRepresentation
bin110011100011…
…0101000111010
31212212011111000
41213012220322
523404344101
62403145430
7445506624
oct147065072
955764430
1027028026
1114290613
129075276
1357a431c
143837c14
15258d486
hex19c6a3a

27028026 has 16 divisors (see below), whose sum is σ = 60062400. Its totient is φ = 9009324.

The previous prime is 27028003. The next prime is 27028073. The reversal of 27028026 is 62082072.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250206 + ... + 250313.

It is an arithmetic number, because the mean of its divisors is an integer number (3753900).

Almost surely, 227028026 is an apocalyptic number.

27028026 is an abundant number, since it is smaller than the sum of its proper divisors (33034374).

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

27028026 is a wasteful number, since it uses less digits than its factorization.

27028026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500530 (or 500524 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 27028026 is about 5198.8485263566. The cubic root of 27028026 is about 300.1037641059.

The spelling of 27028026 in words is "twenty-seven million, twenty-eight thousand, twenty-six".

Divisors: 1 2 3 6 9 18 27 54 500519 1001038 1501557 3003114 4504671 9009342 13514013 27028026