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143132012 = 2253675151
BaseRepresentation
bin10001000100000…
…00010101101100
3100222022212012122
420202000111230
5243120211022
622111452112
73355413332
oct1042002554
9328285178
10143132012
1173881221
123bb27038
1323865aca
141501bb52
15c874742
hex888056c

143132012 has 12 divisors (see below), whose sum is σ = 255207456. Its totient is φ = 70215600.

The previous prime is 143132009. The next prime is 143132029. The reversal of 143132012 is 210231341.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337364 + ... + 337787.

It is an arithmetic number, because the mean of its divisors is an integer number (21267288).

Almost surely, 2143132012 is an apocalyptic number.

It is an amenable number.

143132012 is a deficient number, since it is larger than the sum of its proper divisors (112075444).

143132012 is a wasteful number, since it uses less digits than its factorization.

143132012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675208 (or 675206 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 143132012 is about 11963.7791688078. The cubic root of 143132012 is about 523.0930205121.

Adding to 143132012 its reverse (210231341), we get a palindrome (353363353).

The spelling of 143132012 in words is "one hundred forty-three million, one hundred thirty-two thousand, twelve".

Divisors: 1 2 4 53 106 212 675151 1350302 2700604 35783003 71566006 143132012