Search a number
-
+
12143043204 = 2232131474857
BaseRepresentation
bin10110100111100100…
…00010001010000100
31011100021021111201220
423103302002022010
5144332104340304
65324535320340
7606626110215
oct132362021204
934307244656
1012143043204
1151714820a6
12242a8200b0
1311b6999086
14832a1540c
154b10c8ad9
hex2d3c82284

12143043204 has 24 divisors (see below), whose sum is σ = 28347123168. Its totient is φ = 4045773120.

The previous prime is 12143043119. The next prime is 12143043233. The reversal of 12143043204 is 40234034121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211857 + ... + 263000.

It is an arithmetic number, because the mean of its divisors is an integer number (1181130132).

Almost surely, 212143043204 is an apocalyptic number.

It is an amenable number.

12143043204 is an abundant number, since it is smaller than the sum of its proper divisors (16204079964).

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

12143043204 is a wasteful number, since it uses less digits than its factorization.

12143043204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476995 (or 476993 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12143043204 its reverse (40234034121), we get a palindrome (52377077325).

The spelling of 12143043204 in words is "twelve billion, one hundred forty-three million, forty-three thousand, two hundred four".

Divisors: 1 2 3 4 6 12 2131 4262 6393 8524 12786 25572 474857 949714 1424571 1899428 2849142 5698284 1011920267 2023840534 3035760801 4047681068 6071521602 12143043204