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27648000011 = 231202086957
BaseRepresentation
bin11001101111111100…
…110000000000001011
32122100211120220221102
4121233330300000023
5423110342000021
620411252332015
71666100060012
oct315774600013
978324526842
1027648000011
11107a8636695
12543731400b
1327b8014428
1414a3d21a79
15abc3d500b
hex66ff3000b

27648000011 has 4 divisors (see below), whose sum is σ = 28850086992. Its totient is φ = 26445913032.

The previous prime is 27647999959. The next prime is 27648000013. The reversal of 27648000011 is 11000084672.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27648000011 - 218 = 27647737867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27648000013) 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 3 ways as a sum of consecutive naturals, for example, 601043456 + ... + 601043501.

It is an arithmetic number, because the mean of its divisors is an integer number (7212521748).

Almost surely, 227648000011 is an apocalyptic number.

27648000011 is a deficient number, since it is larger than the sum of its proper divisors (1202086981).

27648000011 is a wasteful number, since it uses less digits than its factorization.

27648000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202086980.

The product of its (nonzero) digits is 2688, while the sum is 29.

Adding to 27648000011 its reverse (11000084672), we get a palindrome (38648084683).

The spelling of 27648000011 in words is "twenty-seven billion, six hundred forty-eight million, eleven", and thus it is an aban number.

Divisors: 1 23 1202086957 27648000011