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13206126 = 233476343
BaseRepresentation
bin110010011000…
…001001101110
3220211221101210
4302120021232
511340044001
61151015250
7220151553
oct62301156
926757353
1013206126
1174aaa5a
12450a526
132974c9b
141a7aa2a
15125cdd6
hexc9826e

13206126 has 16 divisors (see below), whose sum is σ = 26492544. Its totient is φ = 4388664.

The previous prime is 13206043. The next prime is 13206131. The reversal of 13206126 is 62160231.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1090 + ... + 5253.

It is an arithmetic number, because the mean of its divisors is an integer number (1655784).

Almost surely, 213206126 is an apocalyptic number.

13206126 is an abundant number, since it is smaller than the sum of its proper divisors (13286418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13206126 is a wasteful number, since it uses less digits than its factorization.

13206126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6695.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 13206126 is about 3634.0233901284. The cubic root of 13206126 is about 236.3697044614.

Adding to 13206126 its reverse (62160231), we get a palindrome (75366357).

The spelling of 13206126 in words is "thirteen million, two hundred six thousand, one hundred twenty-six".

Divisors: 1 2 3 6 347 694 1041 2082 6343 12686 19029 38058 2201021 4402042 6603063 13206126