Base | Representation |
---|---|
bin | 1111111000111… |
… | …0100001011110 |
3 | 11122101212110121 |
4 | 3332032201132 |
5 | 114030102222 |
6 | 10340225154 |
7 | 1436315362 |
oct | 376164136 |
9 | 148355417 |
10 | 66644062 |
11 | 34689741 |
12 | 1a39b1ba |
13 | 10a65174 |
14 | 8bcb2a2 |
15 | 5cb65c7 |
hex | 3f8e85e |
66644062 has 8 divisors (see below), whose sum is σ = 100001592. Its totient is φ = 33310200.
The previous prime is 66644057. The next prime is 66644069. The reversal of 66644062 is 26044666.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66644069) 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, 5637 + ... + 12847.
It is an arithmetic number, because the mean of its divisors is an integer number (12500199).
Almost surely, 266644062 is an apocalyptic number.
66644062 is a deficient number, since it is larger than the sum of its proper divisors (33357530).
66644062 is a wasteful number, since it uses less digits than its factorization.
66644062 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11834.
The product of its (nonzero) digits is 41472, while the sum is 34.
The square root of 66644062 is about 8163.5814444397. The cubic root of 66644062 is about 405.4342991413.
The spelling of 66644062 in words is "sixty-six million, six hundred forty-four thousand, sixty-two".
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