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12113193 = 34037731
BaseRepresentation
bin101110001101…
…010100101001
3211210102011210
4232031110221
511100110233
61111343333
7204650301
oct56152451
924712153
1012113193
116923904
124081b49
132681691
141874601
1510e4163
hexb8d529

12113193 has 4 divisors (see below), whose sum is σ = 16150928. Its totient is φ = 8075460.

The previous prime is 12113191. The next prime is 12113201. The reversal of 12113193 is 39131121.

12113193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 12113193 - 21 = 12113191 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12113191) 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, 2018863 + ... + 2018868.

It is an arithmetic number, because the mean of its divisors is an integer number (4037732).

Almost surely, 212113193 is an apocalyptic number.

It is an amenable number.

12113193 is a deficient number, since it is larger than the sum of its proper divisors (4037735).

12113193 is an equidigital number, since it uses as much as digits as its factorization.

12113193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4037734.

The product of its digits is 162, while the sum is 21.

The square root of 12113193 is about 3480.4012699687. The cubic root of 12113193 is about 229.6604504496.

The spelling of 12113193 in words is "twelve million, one hundred thirteen thousand, one hundred ninety-three".

Divisors: 1 3 4037731 12113193