Base | Representation |
---|---|
bin | 1111110001100… |
… | …0011000000100 |
3 | 11121111021122021 |
4 | 3330120120010 |
5 | 113414111012 |
6 | 10322012524 |
7 | 1432231453 |
oct | 374303004 |
9 | 147437567 |
10 | 66160132 |
11 | 343890a5 |
12 | 1a1a7144 |
13 | 10925b0c |
14 | 8b02b9a |
15 | 5c1d007 |
hex | 3f18604 |
66160132 has 6 divisors (see below), whose sum is σ = 115780238. Its totient is φ = 33080064.
The previous prime is 66160123. The next prime is 66160139. The reversal of 66160132 is 23106166.
It can be written as a sum of positive squares in only one way, i.e., 63776196 + 2383936 = 7986^2 + 1544^2 .
It is a junction number, because it is equal to n+sod(n) for n = 66160097 and 66160106.
It is not an unprimeable number, because it can be changed into a prime (66160139) by changing a digit.
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 as a sum of consecutive naturals, namely, 8270013 + ... + 8270020.
Almost surely, 266160132 is an apocalyptic number.
It is an amenable number.
66160132 is a deficient number, since it is larger than the sum of its proper divisors (49620106).
66160132 is a wasteful number, since it uses less digits than its factorization.
66160132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16540037 (or 16540035 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 66160132 is about 8133.8878772700. The cubic root of 66160132 is about 404.4505723577.
Adding to 66160132 its reverse (23106166), we get a palindrome (89266298).
The spelling of 66160132 in words is "sixty-six million, one hundred sixty thousand, one hundred thirty-two".
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