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13424211 = 3453259
BaseRepresentation
bin110011001101…
…011001010011
3221021000120000
4303031121103
511414033321
61155421043
7222050433
oct63153123
927230500
1013424211
117639899
1245b4783
132a20328
141ad62c3
1512a2826
hexccd653

13424211 has 30 divisors (see below), whose sum is σ = 20785380. Its totient is φ = 8631792.

The previous prime is 13424161. The next prime is 13424221. The reversal of 13424211 is 11242431.

It is not a de Polignac number, because 13424211 - 27 = 13424083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13424221) 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 29 ways as a sum of consecutive naturals, for example, 227500 + ... + 227558.

It is an arithmetic number, because the mean of its divisors is an integer number (692846).

Almost surely, 213424211 is an apocalyptic number.

13424211 is a deficient number, since it is larger than the sum of its proper divisors (7361169).

13424211 is an frugal number, since it uses more digits than its factorization.

13424211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177 (or 115 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 13424211 is about 3663.9065217333. The cubic root of 13424211 is about 237.6637378743.

Adding to 13424211 its reverse (11242431), we get a palindrome (24666642).

The spelling of 13424211 in words is "thirteen million, four hundred twenty-four thousand, two hundred eleven".

Divisors: 1 3 9 27 53 59 81 159 177 477 531 1431 1593 2809 3127 4293 4779 8427 9381 25281 28143 75843 84429 165731 227529 253287 497193 1491579 4474737 13424211