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13441211 = 71920173
BaseRepresentation
bin110011010001…
…100010111011
3221021212212122
4303101202323
511420104321
61200031455
7222151130
oct63214273
927255778
1013441211
117650643
12460258b
132a27ca4
141adc587
1512a78ab
hexcd18bb

13441211 has 4 divisors (see below), whose sum is σ = 15361392. Its totient is φ = 11521032.

The previous prime is 13441157. The next prime is 13441213. The reversal of 13441211 is 11214431.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13441211 - 210 = 13440187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13441211.

It is not an unprimeable number, because it can be changed into a prime (13441213) 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, 960080 + ... + 960093.

It is an arithmetic number, because the mean of its divisors is an integer number (3840348).

Almost surely, 213441211 is an apocalyptic number.

13441211 is a deficient number, since it is larger than the sum of its proper divisors (1920181).

13441211 is an equidigital number, since it uses as much as digits as its factorization.

13441211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1920180.

The product of its digits is 96, while the sum is 17.

The square root of 13441211 is about 3666.2257159100. The cubic root of 13441211 is about 237.7640188578.

Adding to 13441211 its reverse (11214431), we get a palindrome (24655642).

The spelling of 13441211 in words is "thirteen million, four hundred forty-one thousand, two hundred eleven".

Divisors: 1 7 1920173 13441211