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143342012 = 221129112337
BaseRepresentation
bin10001000101100…
…11100110111100
3100222201112021102
420202303212330
5243143421022
622120152232
73360246512
oct1042634674
9328645242
10143342012
1173a04a80
1240008678
132390a578
14150744b2
15c8b6a92
hex88b39bc

143342012 has 24 divisors (see below), whose sum is σ = 283091760. Its totient is φ = 62908160.

The previous prime is 143341999. The next prime is 143342021. The reversal of 143342012 is 210243341.

143342012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54893 + ... + 57444.

It is an arithmetic number, because the mean of its divisors is an integer number (11795490).

Almost surely, 2143342012 is an apocalyptic number.

It is an amenable number.

143342012 is a deficient number, since it is larger than the sum of its proper divisors (139749748).

143342012 is a wasteful number, since it uses less digits than its factorization.

143342012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112381 (or 112379 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 143342012 is about 11972.5524429839. The cubic root of 143342012 is about 523.3487188556.

Adding to 143342012 its reverse (210243341), we get a palindrome (353585353).

The spelling of 143342012 in words is "one hundred forty-three million, three hundred forty-two thousand, twelve".

Divisors: 1 2 4 11 22 29 44 58 116 319 638 1276 112337 224674 449348 1235707 2471414 3257773 4942828 6515546 13031092 35835503 71671006 143342012