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12106077 = 34035359
BaseRepresentation
bin101110001011…
…100101011101
3211210001102020
4232023211131
511044343302
61111250353
7204620454
oct56134535
924701366
1012106077
116919525
1240799b9
13267b379
141871b9b
1510e1ebc
hexb8b95d

12106077 has 4 divisors (see below), whose sum is σ = 16141440. Its totient is φ = 8070716.

The previous prime is 12106063. The next prime is 12106093. The reversal of 12106077 is 77060121.

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, and also an emirpimes, since its reverse is a distinct semiprime: 77060121 = 325686707.

It is a cyclic number.

It is not a de Polignac number, because 12106077 - 26 = 12106013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12106277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2017677 + ... + 2017682.

It is an arithmetic number, because the mean of its divisors is an integer number (4035360).

Almost surely, 212106077 is an apocalyptic number.

It is an amenable number.

12106077 is a deficient number, since it is larger than the sum of its proper divisors (4035363).

12106077 is an equidigital number, since it uses as much as digits as its factorization.

12106077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4035362.

The product of its (nonzero) digits is 588, while the sum is 24.

The square root of 12106077 is about 3479.3788238707. The cubic root of 12106077 is about 229.6154696344.

Adding to 12106077 its reverse (77060121), we get a palindrome (89166198).

The spelling of 12106077 in words is "twelve million, one hundred six thousand, seventy-seven".

Divisors: 1 3 4035359 12106077