Base | Representation |
---|---|
bin | 111111100011… |
… | …101010101110 |
3 | 1011100110211020 |
4 | 333203222232 |
5 | 13231124131 |
6 | 1353035010 |
7 | 261421554 |
oct | 77435256 |
9 | 34313736 |
10 | 16661166 |
11 | 944a865 |
12 | 56b5a66 |
13 | 35b47a2 |
14 | 22d9bd4 |
15 | 16e1996 |
hex | fe3aae |
16661166 has 16 divisors (see below), whose sum is σ = 33380688. Its totient is φ = 5544000.
The previous prime is 16661147. The next prime is 16661213. The reversal of 16661166 is 66116661.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
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, 1866 + ... + 6066.
It is an arithmetic number, because the mean of its divisors is an integer number (2086293).
Almost surely, 216661166 is an apocalyptic number.
16661166 is an abundant number, since it is smaller than the sum of its proper divisors (16719522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16661166 is a wasteful number, since it uses less digits than its factorization.
16661166 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4867.
The product of its digits is 7776, while the sum is 33.
The square root of 16661166 is about 4081.8091577143. The cubic root of 16661166 is about 255.4083729541.
The spelling of 16661166 in words is "sixteen million, six hundred sixty-one thousand, one hundred sixty-six".
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