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13289106 = 239712281
BaseRepresentation
bin110010101100…
…011010010010
3221000011020010
4302230122102
511400222411
61152455350
7220645515
oct62543222
927004203
1013289106
117557336
12454a556
1329a399c
141a9cd7c
1512777a6
hexcac692

13289106 has 16 divisors (see below), whose sum is σ = 26617248. Its totient is φ = 4423200.

The previous prime is 13289083. The next prime is 13289119. The reversal of 13289106 is 60198231.

It is a Curzon 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, 4686 + ... + 6966.

It is an arithmetic number, because the mean of its divisors is an integer number (1663578).

Almost surely, 213289106 is an apocalyptic number.

13289106 is an abundant number, since it is smaller than the sum of its proper divisors (13328142).

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

13289106 is a wasteful number, since it uses less digits than its factorization.

13289106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3257.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 13289106 is about 3645.4226092457. The cubic root of 13289106 is about 236.8637433590.

The spelling of 13289106 in words is "thirteen million, two hundred eighty-nine thousand, one hundred six".

Divisors: 1 2 3 6 971 1942 2281 2913 4562 5826 6843 13686 2214851 4429702 6644553 13289106