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14041638 = 23213232609
BaseRepresentation
bin110101100100…
…001000100110
3222102101111200
4311210020212
512043313023
61220543330
7230231502
oct65441046
928371450
1014041638
117a20766
124851b46
132ba8380
141c17302
151375743
hexd64226

14041638 has 48 divisors (see below), whose sum is σ = 34201440. Its totient is φ = 4131072.

The previous prime is 14041637. The next prime is 14041663. The reversal of 14041638 is 83614041.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14041637) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4078 + ... + 6686.

It is an arithmetic number, because the mean of its divisors is an integer number (712530).

Almost surely, 214041638 is an apocalyptic number.

14041638 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14041638, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17100720).

14041638 is an abundant number, since it is smaller than the sum of its proper divisors (20159802).

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

14041638 is a wasteful number, since it uses less digits than its factorization.

14041638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2653 (or 2650 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 14041638 is about 3747.2173675943. The cubic root of 14041638 is about 241.2529268440.

Adding to 14041638 its reverse (83614041), we get a palindrome (97655679).

The spelling of 14041638 in words is "fourteen million, forty-one thousand, six hundred thirty-eight".

Divisors: 1 2 3 6 9 13 18 23 26 39 46 69 78 117 138 207 234 299 414 598 897 1794 2609 2691 5218 5382 7827 15654 23481 33917 46962 60007 67834 101751 120014 180021 203502 305253 360042 540063 610506 780091 1080126 1560182 2340273 4680546 7020819 14041638