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143234032 = 2443208189
BaseRepresentation
bin10001000100110…
…01001111110000
3100222112001011011
420202121033300
5243131442112
622114000304
73356316634
oct1042311760
9328461134
10143234032
1173940937
123bb76094
13238a0386
1415046dc4
15c894aa7
hex88993f0

143234032 has 20 divisors (see below), whose sum is σ = 283971160. Its totient is φ = 69951168.

The previous prime is 143234023. The next prime is 143234053. The reversal of 143234032 is 230432341.

Adding to 143234032 its reverse (230432341), we get a palindrome (373666373).

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 143233994 and 143234012.

It is a congruent number.

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, 103407 + ... + 104782.

It is an arithmetic number, because the mean of its divisors is an integer number (14198558).

Almost surely, 2143234032 is an apocalyptic number.

It is an amenable number.

143234032 is a deficient number, since it is larger than the sum of its proper divisors (140737128).

143234032 is a wasteful number, since it uses less digits than its factorization.

143234032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208240 (or 208234 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 143234032 is about 11968.0421122254. The cubic root of 143234032 is about 523.2172724178.

The spelling of 143234032 in words is "one hundred forty-three million, two hundred thirty-four thousand, thirty-two".

Divisors: 1 2 4 8 16 43 86 172 344 688 208189 416378 832756 1665512 3331024 8952127 17904254 35808508 71617016 143234032