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147234 = 2353463
BaseRepresentation
bin100011111100100010
321110222010
4203330202
514202414
63053350
71152153
oct437442
9243863
10147234
11a068a
1271256
1352029
143b92a
152d959
hex23f22

147234 has 16 divisors (see below), whose sum is σ = 300672. Its totient is φ = 48048.

The previous prime is 147229. The next prime is 147253. The reversal of 147234 is 432741.

147234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 147234.

It is an unprimeable number.

147234 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87 + ... + 549.

It is an arithmetic number, because the mean of its divisors is an integer number (18792).

2147234 is an apocalyptic number.

147234 is an abundant number, since it is smaller than the sum of its proper divisors (153438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

147234 is a wasteful number, since it uses less digits than its factorization.

147234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521.

The product of its digits is 672, while the sum is 21.

The square root of 147234 is about 383.7108286197. The cubic root of 147234 is about 52.8043097951.

Adding to 147234 its reverse (432741), we get a palindrome (579975).

The spelling of 147234 in words is "one hundred forty-seven thousand, two hundred thirty-four".

Divisors: 1 2 3 6 53 106 159 318 463 926 1389 2778 24539 49078 73617 147234