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12727693 = 111157063
BaseRepresentation
bin110000100011…
…010110001101
3212221122010001
4300203112031
511224241233
61132444301
7213116656
oct60432615
925848101
1012727693
117203560
124319691
1328382a4
14199452d
1511b627d
hexc2358d

12727693 has 4 divisors (see below), whose sum is σ = 13884768. Its totient is φ = 11570620.

The previous prime is 12727651. The next prime is 12727697. The reversal of 12727693 is 39672721.

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 a de Polignac number, because none of the positive numbers 2k-12727693 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 (12727697) 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 3 ways as a sum of consecutive naturals, for example, 578521 + ... + 578542.

It is an arithmetic number, because the mean of its divisors is an integer number (3471192).

Almost surely, 212727693 is an apocalyptic number.

It is an amenable number.

12727693 is a deficient number, since it is larger than the sum of its proper divisors (1157075).

12727693 is a wasteful number, since it uses less digits than its factorization.

12727693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157074.

The product of its digits is 31752, while the sum is 37.

The square root of 12727693 is about 3567.5892420513. The cubic root of 12727693 is about 233.4801142225.

The spelling of 12727693 in words is "twelve million, seven hundred twenty-seven thousand, six hundred ninety-three".

Divisors: 1 11 1157063 12727693