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12043210243 = 31607963907
BaseRepresentation
bin10110011011101010…
…01100111000000011
31011002022102110122211
423031311030320003
5144131030211433
65311011442551
7604304412061
oct131565147003
934068373584
1012043210243
115120095119
1224012b6457
13119c0b360c
14823669031
154a74588cd
hex2cdd4ce03

12043210243 has 8 divisors (see below), whose sum is σ = 12433940480. Its totient is φ = 11652620040.

The previous prime is 12043210237. The next prime is 12043210247. The reversal of 12043210243 is 34201234021.

12043210243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12043210243 - 217 = 12043079171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12043210247) 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 7 ways as a sum of consecutive naturals, for example, 156496 + ... + 220402.

It is an arithmetic number, because the mean of its divisors is an integer number (1554242560).

Almost surely, 212043210243 is an apocalyptic number.

12043210243 is a deficient number, since it is larger than the sum of its proper divisors (390730237).

12043210243 is an equidigital number, since it uses as much as digits as its factorization.

12043210243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70017.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12043210243 its reverse (34201234021), we get a palindrome (46244444264).

The spelling of 12043210243 in words is "twelve billion, forty-three million, two hundred ten thousand, two hundred forty-three".

Divisors: 1 31 6079 63907 188449 1981117 388490653 12043210243