Base | Representation |
---|---|
bin | 10011100100001… |
… | …00010100100101 |
3 | 102102211011002210 |
4 | 21302010110211 |
5 | 314003313340 |
6 | 24141354033 |
7 | 4031665341 |
oct | 1162042445 |
9 | 372734083 |
10 | 164119845 |
11 | 8470673a |
12 | 46b68919 |
13 | 28003a46 |
14 | 17b22621 |
15 | e61d180 |
hex | 9c84525 |
164119845 has 16 divisors (see below), whose sum is σ = 271647360. Its totient is φ = 84512064.
The previous prime is 164119763. The next prime is 164119889. The reversal of 164119845 is 548911461.
It is not a de Polignac number, because 164119845 - 213 = 164111653 is a prime.
It is a super-4 number, since 4×1641198454 (a number of 34 digits) contains 4444 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188209 + ... + 189078.
It is an arithmetic number, because the mean of its divisors is an integer number (16977960).
Almost surely, 2164119845 is an apocalyptic number.
164119845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
164119845 is a deficient number, since it is larger than the sum of its proper divisors (107527515).
164119845 is a wasteful number, since it uses less digits than its factorization.
164119845 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 377324.
The product of its digits is 34560, while the sum is 39.
The square root of 164119845 is about 12810.9267814628. The cubic root of 164119845 is about 547.5036675387.
The spelling of 164119845 in words is "one hundred sixty-four million, one hundred nineteen thousand, eight hundred forty-five".
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