Base | Representation |
---|---|
bin | 10011000100101… |
… | …10100000010010 |
3 | 102011001211202121 |
4 | 21202112200102 |
5 | 311430000033 |
6 | 23513204454 |
7 | 3651656233 |
oct | 1142264022 |
9 | 364054677 |
10 | 160000018 |
11 | 82352422 |
12 | 4570072a |
13 | 271c0789 |
14 | 1736d08a |
15 | e0a762d |
hex | 9896812 |
160000018 has 16 divisors (see below), whose sum is σ = 249663960. Its totient is φ = 76809600.
The previous prime is 160000003. The next prime is 160000037. The reversal of 160000018 is 810000061.
It can be written as a sum of positive squares in 4 ways, for example, as 114126489 + 45873529 = 10683^2 + 6773^2 .
160000018 is a modest number, since divided by 18 gives 16 as remainder.
It is a junction number, because it is equal to n+sod(n) for n = 159999956 and 160000010.
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, 2878 + ... + 18118.
Almost surely, 2160000018 is an apocalyptic number.
160000018 is a deficient number, since it is larger than the sum of its proper divisors (89663942).
160000018 is a wasteful number, since it uses less digits than its factorization.
160000018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15453.
The product of its (nonzero) digits is 48, while the sum is 16.
The square root of 160000018 is about 12649.1113521860. Note that the first 3 decimals coincide. The cubic root of 160000018 is about 542.8835436771.
Adding to 160000018 its reverse (810000061), we get a palindrome (970000079).
The spelling of 160000018 in words is "one hundred sixty million, eighteen", and thus it is an aban number.
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