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168066 = 2329337
BaseRepresentation
bin101001000010000010
322112112200
4221002002
520334231
63334030
71266663
oct510202
9275480
10168066
111052a8
1281316
135b662
144536a
1534be6
hex29082

168066 has 12 divisors (see below), whose sum is σ = 364182. Its totient is φ = 56016.

The previous prime is 168043. The next prime is 168067. The reversal of 168066 is 660861.

It can be written as a sum of positive squares in only one way, i.e., 103041 + 65025 = 321^2 + 255^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 168066.

It is not an unprimeable number, because it can be changed into a prime (168067) by changing a digit.

168066 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4651 + ... + 4686.

2168066 is an apocalyptic number.

168066 is an abundant number, since it is smaller than the sum of its proper divisors (196116).

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

168066 is a wasteful number, since it uses less digits than its factorization.

168066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9345 (or 9342 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 168066 is about 409.9585344886. The cubic root of 168066 is about 55.1857083354.

The spelling of 168066 in words is "one hundred sixty-eight thousand, sixty-six".

Divisors: 1 2 3 6 9 18 9337 18674 28011 56022 84033 168066