Search a number
-
+
12433141 = 72973839
BaseRepresentation
bin101111011011…
…011011110101
3212101200001201
4233123123311
511140330031
61122252501
7210452140
oct57333365
925350051
1012433141
117022226
1241b7131
1327641b6
141919057
151158d61
hexbdb6f5

12433141 has 16 divisors (see below), whose sum is σ = 14918400. Its totient is φ = 10136448.

The previous prime is 12433121. The next prime is 12433153. The reversal of 12433141 is 14133421.

It is not a de Polignac number, because 12433141 - 215 = 12400373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12433121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14400 + ... + 15238.

It is an arithmetic number, because the mean of its divisors is an integer number (932400).

Almost surely, 212433141 is an apocalyptic number.

It is an amenable number.

12433141 is a deficient number, since it is larger than the sum of its proper divisors (2485259).

12433141 is an equidigital number, since it uses as much as digits as its factorization.

12433141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948.

The product of its digits is 288, while the sum is 19.

The square root of 12433141 is about 3526.0659381242. The cubic root of 12433141 is about 231.6649257729.

Adding to 12433141 its reverse (14133421), we get a palindrome (26566562).

The spelling of 12433141 in words is "twelve million, four hundred thirty-three thousand, one hundred forty-one".

Divisors: 1 7 29 73 203 511 839 2117 5873 14819 24331 61247 170317 428729 1776163 12433141