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13885364 = 225365497
BaseRepresentation
bin110100111101…
…111110110100
3222010110010202
4310331332310
512023312424
61213340032
7226011053
oct64757664
928113122
1013885364
117924309
124797618
132b521bc
141bb639a
1513442ae
hexd3dfb4

13885364 has 12 divisors (see below), whose sum is σ = 24758244. Its totient is φ = 6811584.

The previous prime is 13885357. The next prime is 13885367. The reversal of 13885364 is 46358831.

It can be written as a sum of positive squares in 2 ways, for example, as 8456464 + 5428900 = 2908^2 + 2330^2 .

It is a super-3 number, since 3×138853643 (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13885367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32537 + ... + 32960.

It is an arithmetic number, because the mean of its divisors is an integer number (2063187).

Almost surely, 213885364 is an apocalyptic number.

It is an amenable number.

13885364 is a deficient number, since it is larger than the sum of its proper divisors (10872880).

13885364 is a wasteful number, since it uses less digits than its factorization.

13885364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65554 (or 65552 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The square root of 13885364 is about 3726.3070190203. The cubic root of 13885364 is about 240.3545915861.

The spelling of 13885364 in words is "thirteen million, eight hundred eighty-five thousand, three hundred sixty-four".

Divisors: 1 2 4 53 106 212 65497 130994 261988 3471341 6942682 13885364