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12143132324 = 2211326865337
BaseRepresentation
bin10110100111100100…
…10111111010100100
31011100021110000222122
423103302113322210
5144332120213244
65324541245112
7606626631101
oct132362277244
934307400878
1012143132324
115171533054
12242a863798
1311b69ca7cb
14832a39aa8
154b10e51ee
hex2d3c97ea4

12143132324 has 12 divisors (see below), whose sum is σ = 21438539724. Its totient is φ = 6017835264.

The previous prime is 12143132297. The next prime is 12143132347. The reversal of 12143132324 is 42323134121.

It can be written as a sum of positive squares in 2 ways, for example, as 5048102500 + 7095029824 = 71050^2 + 84232^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12143132293 and 12143132302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13432217 + ... + 13433120.

It is an arithmetic number, because the mean of its divisors is an integer number (1786544977).

Almost surely, 212143132324 is an apocalyptic number.

It is an amenable number.

12143132324 is a deficient number, since it is larger than the sum of its proper divisors (9295407400).

12143132324 is a wasteful number, since it uses less digits than its factorization.

12143132324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26865454 (or 26865452 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

Adding to 12143132324 its reverse (42323134121), we get a palindrome (54466266445).

The spelling of 12143132324 in words is "twelve billion, one hundred forty-three million, one hundred thirty-two thousand, three hundred twenty-four".

Divisors: 1 2 4 113 226 452 26865337 53730674 107461348 3035783081 6071566162 12143132324