Base | Representation |
---|---|
bin | 1111101111001… |
… | …1010000010110 |
3 | 11121012120001221 |
4 | 3323303100112 |
5 | 113344224321 |
6 | 10314440554 |
7 | 1431026254 |
oct | 373632026 |
9 | 147176057 |
10 | 66008086 |
11 | 34294941 |
12 | 1a13315a |
13 | 108a1851 |
14 | 8aa35d4 |
15 | 5bdce41 |
hex | 3ef3416 |
66008086 has 16 divisors (see below), whose sum is σ = 100590336. Its totient is φ = 32482216.
The previous prime is 66008077. The next prime is 66008087. The reversal of 66008086 is 68080066.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66008087) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34815 + ... + 36661.
It is an arithmetic number, because the mean of its divisors is an integer number (6286896).
Almost surely, 266008086 is an apocalyptic number.
66008086 is a deficient number, since it is larger than the sum of its proper divisors (34582250).
66008086 is a wasteful number, since it uses less digits than its factorization.
66008086 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2123.
The product of its (nonzero) digits is 13824, while the sum is 34.
The square root of 66008086 is about 8124.5360482922. The cubic root of 66008086 is about 404.1405051594.
The spelling of 66008086 in words is "sixty-six million, eight thousand, eighty-six".
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