Base | Representation |
---|---|
bin | 1111111000011… |
… | …1110101101010 |
3 | 11122100110220112 |
4 | 3332013311222 |
5 | 114023213212 |
6 | 10335454322 |
7 | 1436142506 |
oct | 376076552 |
9 | 148313815 |
10 | 66616682 |
11 | 34670110 |
12 | 1a3873a2 |
13 | 10a55872 |
14 | 8bc1306 |
15 | 5cad422 |
hex | 3f87d6a |
66616682 has 8 divisors (see below), whose sum is σ = 109009152. Its totient is φ = 30280300.
The previous prime is 66616663. The next prime is 66616691. The reversal of 66616682 is 28661666.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1513994 + ... + 1514037.
It is an arithmetic number, because the mean of its divisors is an integer number (13626144).
Almost surely, 266616682 is an apocalyptic number.
66616682 is a deficient number, since it is larger than the sum of its proper divisors (42392470).
66616682 is a wasteful number, since it uses less digits than its factorization.
66616682 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3028044.
The product of its digits is 124416, while the sum is 41.
The square root of 66616682 is about 8161.9043121076. The cubic root of 66616682 is about 405.3787687543.
The spelling of 66616682 in words is "sixty-six million, six hundred sixteen thousand, six hundred eighty-two".
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