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165214 = 2711801
BaseRepresentation
bin101000010101011110
322101122001
4220111132
520241324
63312514
71255450
oct502536
9271561
10165214
11103145
127b73a
135a27a
14442d0
1533e44
hex2855e

165214 has 8 divisors (see below), whose sum is σ = 283248. Its totient is φ = 70800.

The previous prime is 165211. The next prime is 165229. The reversal of 165214 is 412561.

165214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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

It is a junction number, because it is equal to n+sod(n) for n = 165191 and 165200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5887 + ... + 5914.

It is an arithmetic number, because the mean of its divisors is an integer number (35406).

2165214 is an apocalyptic number.

165214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

165214 is a deficient number, since it is larger than the sum of its proper divisors (118034).

165214 is a wasteful number, since it uses less digits than its factorization.

165214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11810.

The product of its digits is 240, while the sum is 19.

The square root of 165214 is about 406.4652506673. The cubic root of 165214 is about 54.8717673734.

Adding to 165214 its reverse (412561), we get a palindrome (577775).

The spelling of 165214 in words is "one hundred sixty-five thousand, two hundred fourteen".

Divisors: 1 2 7 14 11801 23602 82607 165214