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13269212 = 2211973109
BaseRepresentation
bin110010100111…
…100011011100
3220222010221022
4302213203130
511344103322
61152223312
7220533515
oct62474334
926863838
1013269212
1175433a0
12453ab38
132997908
141a95a0c
151271942
hexca78dc

13269212 has 24 divisors (see below), whose sum is σ = 25601520. Its totient is φ = 5967360.

The previous prime is 13269203. The next prime is 13269227. The reversal of 13269212 is 21296231.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2714 + ... + 5822.

It is an arithmetic number, because the mean of its divisors is an integer number (1066730).

Almost surely, 213269212 is an apocalyptic number.

It is an amenable number.

13269212 is a deficient number, since it is larger than the sum of its proper divisors (12332308).

13269212 is a wasteful number, since it uses less digits than its factorization.

13269212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221 (or 3219 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 13269212 is about 3642.6929598856. The cubic root of 13269212 is about 236.7454880837.

The spelling of 13269212 in words is "thirteen million, two hundred sixty-nine thousand, two hundred twelve".

Divisors: 1 2 4 11 22 44 97 194 388 1067 2134 3109 4268 6218 12436 34199 68398 136796 301573 603146 1206292 3317303 6634606 13269212