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164226 = 23101271
BaseRepresentation
bin101000000110000010
322100021110
4220012002
520223401
63304150
71252536
oct500602
9270243
10164226
11102427
127b056
135999a
1443bc6
15339d6
hex28182

164226 has 16 divisors (see below), whose sum is σ = 332928. Its totient is φ = 54000.

The previous prime is 164209. The next prime is 164231. The reversal of 164226 is 622461.

It is a happy number.

164226 is nontrivially palindromic in base 16.

It is a plaindrome in base 13.

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 164226.

It is an unprimeable 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 7 ways as a sum of consecutive naturals, for example, 471 + ... + 741.

It is an arithmetic number, because the mean of its divisors is an integer number (20808).

2164226 is an apocalyptic number.

164226 is an abundant number, since it is smaller than the sum of its proper divisors (168702).

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

164226 is a wasteful number, since it uses less digits than its factorization.

164226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377.

The product of its digits is 576, while the sum is 21.

The square root of 164226 is about 405.2480721731. The cubic root of 164226 is about 54.7621686428.

Adding to 164226 its reverse (622461), we get a palindrome (786687).

The spelling of 164226 in words is "one hundred sixty-four thousand, two hundred twenty-six".

Divisors: 1 2 3 6 101 202 271 303 542 606 813 1626 27371 54742 82113 164226