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13318014 = 234783569
BaseRepresentation
bin110010110011…
…011101111110
3221001121212210
4302303131332
511402134024
61153241250
7221126013
oct62633576
927047783
1013318014
117577026
124563226
1329b3ba8
141aa970a
151281129
hexcb377e

13318014 has 32 divisors (see below), whose sum is σ = 27578880. Its totient is φ = 4284992.

The previous prime is 13318013. The next prime is 13318027. The reversal of 13318014 is 41081331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13318013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23122 + ... + 23690.

It is an arithmetic number, because the mean of its divisors is an integer number (861840).

Almost surely, 213318014 is an apocalyptic number.

13318014 is an abundant number, since it is smaller than the sum of its proper divisors (14260866).

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

13318014 is a wasteful number, since it uses less digits than its factorization.

13318014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 13318014 is about 3649.3854277125. The cubic root of 13318014 is about 237.0353701061.

Adding to 13318014 its reverse (41081331), we get a palindrome (54399345).

The spelling of 13318014 in words is "thirteen million, three hundred eighteen thousand, fourteen".

Divisors: 1 2 3 6 47 83 94 141 166 249 282 498 569 1138 1707 3414 3901 7802 11703 23406 26743 47227 53486 80229 94454 141681 160458 283362 2219669 4439338 6659007 13318014