Base | Representation |
---|---|
bin | 1111110001100… |
… | …0011011001010 |
3 | 11121111021220121 |
4 | 3330120123022 |
5 | 113414112310 |
6 | 10322013454 |
7 | 1432232155 |
oct | 374303312 |
9 | 147437817 |
10 | 66160330 |
11 | 34389265 |
12 | 1a1a728a |
13 | 10925c32 |
14 | 8b02c9c |
15 | 5c1d0da |
hex | 3f186ca |
66160330 has 8 divisors (see below), whose sum is σ = 119088612. Its totient is φ = 26464128.
The previous prime is 66160327. The next prime is 66160333. The reversal of 66160330 is 3306166.
It is an interprime number because it is at equal distance from previous prime (66160327) and next prime (66160333).
It can be written as a sum of positive squares in 2 ways, for example, as 66145689 + 14641 = 8133^2 + 121^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 66160295 and 66160304.
It is not an unprimeable number, because it can be changed into a prime (66160333) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3308007 + ... + 3308026.
Almost surely, 266160330 is an apocalyptic number.
66160330 is a deficient number, since it is larger than the sum of its proper divisors (52928282).
66160330 is a wasteful number, since it uses less digits than its factorization.
66160330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6616040.
The product of its (nonzero) digits is 1944, while the sum is 25.
The square root of 66160330 is about 8133.9000485622. The cubic root of 66160330 is about 404.4509758289.
Adding to 66160330 its reverse (3306166), we get a palindrome (69466496).
The spelling of 66160330 in words is "sixty-six million, one hundred sixty thousand, three hundred thirty".
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