Base | Representation |
---|---|
bin | 10011100100011… |
… | …10001001010101 |
3 | 102102220012022011 |
4 | 21302032021111 |
5 | 314011110320 |
6 | 24142304221 |
7 | 4032223555 |
oct | 1162161125 |
9 | 372805264 |
10 | 164160085 |
11 | 847339a1 |
12 | 46b88071 |
13 | 2801915b |
14 | 17b33165 |
15 | e62a05a |
hex | 9c8e255 |
164160085 has 8 divisors (see below), whose sum is σ = 205557120. Its totient is φ = 125618064.
The previous prime is 164160077. The next prime is 164160091. The reversal of 164160085 is 580061461.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 164160085 - 23 = 164160077 is a prime.
It is a super-6 number, since 6×1641600856 (a number of 51 digits) contains 666666 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 (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 713625 + ... + 713854.
It is an arithmetic number, because the mean of its divisors is an integer number (25694640).
Almost surely, 2164160085 is an apocalyptic number.
It is an amenable number.
164160085 is a deficient number, since it is larger than the sum of its proper divisors (41397035).
164160085 is a wasteful number, since it uses less digits than its factorization.
164160085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1427507.
The product of its (nonzero) digits is 5760, while the sum is 31.
The square root of 164160085 is about 12812.4972195119. The cubic root of 164160085 is about 547.5484107510.
The spelling of 164160085 in words is "one hundred sixty-four million, one hundred sixty thousand, eighty-five".
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