Base | Representation |
---|---|
bin | 1111110110011… |
… | …1000110001111 |
3 | 11122002122221121 |
4 | 3331213012033 |
5 | 114004420300 |
6 | 10332541411 |
7 | 1435043515 |
oct | 375470617 |
9 | 148078847 |
10 | 66482575 |
11 | 34589385 |
12 | 1a321867 |
13 | 10a09803 |
14 | 8b884b5 |
15 | 5c8381a |
hex | 3f6718f |
66482575 has 12 divisors (see below), whose sum is σ = 82863000. Its totient is φ = 52912160.
The previous prime is 66482573. The next prime is 66482623. The reversal of 66482575 is 57528466.
It is not a de Polignac number, because 66482575 - 21 = 66482573 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66482573) 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 11 ways as a sum of consecutive naturals, for example, 1825 + ... + 11674.
It is an arithmetic number, because the mean of its divisors is an integer number (6905250).
Almost surely, 266482575 is an apocalyptic number.
66482575 is a deficient number, since it is larger than the sum of its proper divisors (16380425).
66482575 is a wasteful number, since it uses less digits than its factorization.
66482575 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13706 (or 13701 counting only the distinct ones).
The product of its digits is 403200, while the sum is 43.
The square root of 66482575 is about 8153.6847498539. The cubic root of 66482575 is about 405.1065614023.
The spelling of 66482575 in words is "sixty-six million, four hundred eighty-two thousand, five hundred seventy-five".
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