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12110141 = 89136069
BaseRepresentation
bin101110001100…
…100100111101
3211210020222202
4232030210331
511100011031
61111321245
7204635351
oct56144475
924706882
1012110141
11692158a
124080225
132680184
141873461
1510e32cb
hexb8c93d

12110141 has 4 divisors (see below), whose sum is σ = 12246300. Its totient is φ = 11973984.

The previous prime is 12110123. The next prime is 12110179. The reversal of 12110141 is 14101121.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3786916 + 8323225 = 1946^2 + 2885^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12110141 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67946 + ... + 68123.

It is an arithmetic number, because the mean of its divisors is an integer number (3061575).

Almost surely, 212110141 is an apocalyptic number.

It is an amenable number.

12110141 is a deficient number, since it is larger than the sum of its proper divisors (136159).

12110141 is an equidigital number, since it uses as much as digits as its factorization.

12110141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136158.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 12110141 is about 3479.9627871574. The cubic root of 12110141 is about 229.6411606673.

Adding to 12110141 its reverse (14101121), we get a palindrome (26211262).

The spelling of 12110141 in words is "twelve million, one hundred ten thousand, one hundred forty-one".

Divisors: 1 89 136069 12110141