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27027029 = 237111399
BaseRepresentation
bin110011100011…
…0011001010101
31212212010010002
41213012121111
523404331104
62403141045
7445504001
oct147063125
955763102
1027027029
111428a897
129074785
1357a3a33
143837701
15258d01e
hex19c6655

27027029 has 4 divisors (see below), whose sum is σ = 27040800. Its totient is φ = 27013260.

The previous prime is 27027019. The next prime is 27027053. The reversal of 27027029 is 92072072.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27027029 - 28 = 27026773 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27026992 and 27027010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27027019) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3329 + ... + 8070.

It is an arithmetic number, because the mean of its divisors is an integer number (6760200).

Almost surely, 227027029 is an apocalyptic number.

It is an amenable number.

27027029 is a deficient number, since it is larger than the sum of its proper divisors (13771).

27027029 is a wasteful number, since it uses less digits than its factorization.

27027029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13770.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 27027029 is about 5198.7526388548. The cubic root of 27027029 is about 300.1000740210.

The spelling of 27027029 in words is "twenty-seven million, twenty-seven thousand, twenty-nine".

Divisors: 1 2371 11399 27027029