Search a number
-
+
14468181 = 3721367113
BaseRepresentation
bin110111001100…
…010001010101
31000020001121120
4313030101111
512200440211
61234034153
7233656200
oct67142125
930201546
1014468181
118192182
124a18959
132cc7570
141cc8937
15140bd06
hexdcc455

14468181 has 48 divisors (see below), whose sum is σ = 24744384. Its totient is φ = 7451136.

The previous prime is 14468171. The next prime is 14468183. The reversal of 14468181 is 18186441.

14468181 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14468181 - 26 = 14468117 is a prime.

It is a super-2 number, since 2×144681812 = 418656522897522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14468183) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 127981 + ... + 128093.

It is an arithmetic number, because the mean of its divisors is an integer number (515508).

Almost surely, 214468181 is an apocalyptic number.

It is an amenable number.

14468181 is a deficient number, since it is larger than the sum of its proper divisors (10276203).

14468181 is a wasteful number, since it uses less digits than its factorization.

14468181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 203 counting only the distinct ones).

The product of its digits is 6144, while the sum is 33.

The square root of 14468181 is about 3803.7062189396. The cubic root of 14468181 is about 243.6714481926.

The spelling of 14468181 in words is "fourteen million, four hundred sixty-eight thousand, one hundred eighty-one".

Divisors: 1 3 7 13 21 39 49 67 91 113 147 201 273 339 469 637 791 871 1407 1469 1911 2373 2613 3283 4407 5537 6097 7571 9849 10283 16611 18291 22713 30849 42679 52997 71981 98423 128037 158991 215943 295269 370979 688961 1112937 2066883 4822727 14468181