Base | Representation |
---|---|
bin | 1111110110011… |
… | …1011010000001 |
3 | 11122002201200111 |
4 | 3331213122001 |
5 | 114004440331 |
6 | 10332551321 |
7 | 1435050304 |
oct | 375473201 |
9 | 148081614 |
10 | 66483841 |
11 | 3458a326 |
12 | 1a322541 |
13 | 10a0a268 |
14 | 8b88b3b |
15 | 5c83db1 |
hex | 3f67681 |
66483841 has 2 divisors, whose sum is σ = 66483842. Its totient is φ = 66483840.
The previous prime is 66483829. The next prime is 66483847. The reversal of 66483841 is 14838466.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 33593616 + 32890225 = 5796^2 + 5735^2 .
It is a cyclic number.
It is not a de Polignac number, because 66483841 - 27 = 66483713 is a prime.
It is a super-2 number, since 2×664838412 = 8840202228226562, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 66483794 and 66483803.
It is not a weakly prime, because it can be changed into another prime (66483847) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33241920 + 33241921.
It is an arithmetic number, because the mean of its divisors is an integer number (33241921).
Almost surely, 266483841 is an apocalyptic number.
It is an amenable number.
66483841 is a deficient number, since it is larger than the sum of its proper divisors (1).
66483841 is an equidigital number, since it uses as much as digits as its factorization.
66483841 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 110592, while the sum is 40.
The square root of 66483841 is about 8153.7623830965. The cubic root of 66483841 is about 405.1091328112.
The spelling of 66483841 in words is "sixty-six million, four hundred eighty-three thousand, eight hundred forty-one".
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