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27111349 = 671732339
BaseRepresentation
bin110011101101…
…0111110110101
31220000101210001
41213122332311
523420030344
62405031301
7446304556
oct147327665
956011701
1027111349
1114338181
1290b5531
135803225
14385a32d
1525a7ed4
hex19dafb5

27111349 has 8 divisors (see below), whose sum is σ = 27686880. Its totient is φ = 26540976.

The previous prime is 27111307. The next prime is 27111353. The reversal of 27111349 is 94311172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27111349 - 211 = 27109301 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 (27111449) 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 7 ways as a sum of consecutive naturals, for example, 10422 + ... + 12760.

It is an arithmetic number, because the mean of its divisors is an integer number (3460860).

Almost surely, 227111349 is an apocalyptic number.

It is an amenable number.

27111349 is a deficient number, since it is larger than the sum of its proper divisors (575531).

27111349 is a wasteful number, since it uses less digits than its factorization.

27111349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2579.

The product of its digits is 1512, while the sum is 28.

The square root of 27111349 is about 5206.8559611343. The cubic root of 27111349 is about 300.4118380763.

The spelling of 27111349 in words is "twenty-seven million, one hundred eleven thousand, three hundred forty-nine".

Divisors: 1 67 173 2339 11591 156713 404647 27111349