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143234 = 2713787
BaseRepresentation
bin100010111110000010
321021110222
4202332002
514040414
63023042
71134410
oct427602
9237428
10143234
1198683
126aa82
1350270
143a2b0
152c68e
hex22f82

143234 has 16 divisors (see below), whose sum is σ = 264768. Its totient is φ = 56592.

The previous prime is 143197. The next prime is 143239. The reversal of 143234 is 432341.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 143234.

It is not an unprimeable number, because it can be changed into a prime (143239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212 + ... + 575.

It is an arithmetic number, because the mean of its divisors is an integer number (16548).

2143234 is an apocalyptic number.

143234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

143234 is a deficient number, since it is larger than the sum of its proper divisors (121534).

143234 is a wasteful number, since it uses less digits than its factorization.

143234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809.

The product of its digits is 288, while the sum is 17.

The square root of 143234 is about 378.4626797982. The cubic root of 143234 is about 52.3217233454.

Adding to 143234 its reverse (432341), we get a palindrome (575575).

The spelling of 143234 in words is "one hundred forty-three thousand, two hundred thirty-four".

Divisors: 1 2 7 13 14 26 91 182 787 1574 5509 10231 11018 20462 71617 143234