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164160512 = 210160313
BaseRepresentation
bin10011100100011…
…10010000000000
3102102220012212222
421302032100000
5314011114022
624142310212
74032225035
oct1162162000
9372805788
10164160512
118473424a
1246b88368
13280193c9
1417b3338c
15e62a242
hex9c8e400

164160512 has 22 divisors (see below), whose sum is σ = 328162758. Its totient is φ = 82079744.

The previous prime is 164160511. The next prime is 164160523. The reversal of 164160512 is 215061461.

It can be written as a sum of positive squares in only one way, i.e., 161391616 + 2768896 = 12704^2 + 1664^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164160511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79133 + ... + 81180.

It is an arithmetic number, because the mean of its divisors is an integer number (14916489).

Almost surely, 2164160512 is an apocalyptic number.

It is an amenable number.

164160512 is a deficient number, since it is larger than the sum of its proper divisors (164002246).

164160512 is an equidigital number, since it uses as much as digits as its factorization.

164160512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160333 (or 160315 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 164160512 is about 12812.5138829193. The cubic root of 164160512 is about 547.5488854969.

The spelling of 164160512 in words is "one hundred sixty-four million, one hundred sixty thousand, five hundred twelve".

Divisors: 1 2 4 8 16 32 64 128 256 512 1024 160313 320626 641252 1282504 2565008 5130016 10260032 20520064 41040128 82080256 164160512