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12331041 = 34110347
BaseRepresentation
bin101111000010…
…100000100001
3212012111000020
4233002200201
511124043131
61120144053
7206545362
oct57024041
925174006
1012331041
116a62548
124168029
132729898
1418cdb69
151138996
hexbc2821

12331041 has 4 divisors (see below), whose sum is σ = 16441392. Its totient is φ = 8220692.

The previous prime is 12330991. The next prime is 12331049. The reversal of 12331041 is 14013321.

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 not a de Polignac number, because 12331041 - 26 = 12330977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12331041.

It is not an unprimeable number, because it can be changed into a prime (12331049) 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, 2055171 + ... + 2055176.

It is an arithmetic number, because the mean of its divisors is an integer number (4110348).

Almost surely, 212331041 is an apocalyptic number.

It is an amenable number.

12331041 is a deficient number, since it is larger than the sum of its proper divisors (4110351).

12331041 is an equidigital number, since it uses as much as digits as its factorization.

12331041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4110350.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 12331041 is about 3511.5582011409. The cubic root of 12331041 is about 231.0290437798.

Adding to 12331041 its reverse (14013321), we get a palindrome (26344362).

The spelling of 12331041 in words is "twelve million, three hundred thirty-one thousand, forty-one".

Divisors: 1 3 4110347 12331041