Base | Representation |
---|---|
bin | 1111101111000… |
… | …1010111001101 |
3 | 11121012011102210 |
4 | 3323301113031 |
5 | 113344002313 |
6 | 10314341033 |
7 | 1430664540 |
oct | 373612715 |
9 | 147164383 |
10 | 66000333 |
11 | 3428a033 |
12 | 1a12a779 |
13 | 1089b169 |
14 | 8aa0857 |
15 | 5bda9c3 |
hex | 3ef15cd |
66000333 has 16 divisors (see below), whose sum is σ = 103817216. Its totient is φ = 36497520.
The previous prime is 66000331. The next prime is 66000349. The reversal of 66000333 is 33300066.
It is not a de Polignac number, because 66000333 - 21 = 66000331 is a prime.
It is a super-2 number, since 2×660003332 = 8712087912221778, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
66000333 is a modest number, since divided by 333 gives 66 as remainder.
It is a Curzon number.
It is a zygodrome in base 10.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66000331) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 50041 + ... + 51342.
It is an arithmetic number, because the mean of its divisors is an integer number (6488576).
Almost surely, 266000333 is an apocalyptic number.
It is an amenable number.
66000333 is a deficient number, since it is larger than the sum of its proper divisors (37816883).
66000333 is a wasteful number, since it uses less digits than its factorization.
66000333 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101424.
The product of its (nonzero) digits is 972, while the sum is 21.
The square root of 66000333 is about 8124.0588993434. The cubic root of 66000333 is about 404.1246817242.
Adding to 66000333 its reverse (33300066), we get a palindrome (99300399).
The spelling of 66000333 in words is "sixty-six million, three hundred thirty-three", and thus it is an aban number.
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