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164226234 = 23191440581
BaseRepresentation
bin10011100100111…
…10010010111010
3102110000120001010
421302132102322
5314020214414
624143534350
74032620454
oct1162362272
9373016033
10164226234
1184779667
1246bba3b6
13280402b3
1417b4d2d4
15e63e959
hex9c9e4ba

164226234 has 16 divisors (see below), whose sum is σ = 345739680. Its totient is φ = 51860880.

The previous prime is 164226229. The next prime is 164226247. The reversal of 164226234 is 432622461.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 720177 + ... + 720404.

It is an arithmetic number, because the mean of its divisors is an integer number (21608730).

Almost surely, 2164226234 is an apocalyptic number.

164226234 is an abundant number, since it is smaller than the sum of its proper divisors (181513446).

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

164226234 is a wasteful number, since it uses less digits than its factorization.

164226234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440605.

The product of its digits is 13824, while the sum is 30.

The square root of 164226234 is about 12815.0783844657. The cubic root of 164226234 is about 547.6219465234.

Adding to 164226234 its reverse (432622461), we get a palindrome (596848695).

The spelling of 164226234 in words is "one hundred sixty-four million, two hundred twenty-six thousand, two hundred thirty-four".

Divisors: 1 2 3 6 19 38 57 114 1440581 2881162 4321743 8643486 27371039 54742078 82113117 164226234