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27052069 = 113766467
BaseRepresentation
bin110011100110…
…0100000100101
31212220101110111
41213030200211
523411131234
62403453021
7445640002
oct147144045
955811414
1027052069
11142a7690
129087171
1357b2255
1438428a9
152595664
hex19cc825

27052069 has 8 divisors (see below), whose sum is σ = 30309408. Its totient is φ = 23927760.

The previous prime is 27052043. The next prime is 27052073. The reversal of 27052069 is 96025072.

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 27052069 - 217 = 26920997 is a prime.

It is a super-2 number, since 2×270520692 = 1463628874361522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27052069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27052019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32827 + ... + 33640.

It is an arithmetic number, because the mean of its divisors is an integer number (3788676).

Almost surely, 227052069 is an apocalyptic number.

It is an amenable number.

27052069 is a deficient number, since it is larger than the sum of its proper divisors (3257339).

27052069 is a wasteful number, since it uses less digits than its factorization.

27052069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66515.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 27052069 is about 5201.1603513062. The cubic root of 27052069 is about 300.1927243128.

It can be divided in two parts, 2705 and 2069, that added together give a palindrome (4774).

The spelling of 27052069 in words is "twenty-seven million, fifty-two thousand, sixty-nine".

Divisors: 1 11 37 407 66467 731137 2459279 27052069