Base | Representation |
---|---|
bin | 1111111010011… |
… | …1111010000011 |
3 | 11122121011002110 |
4 | 3332213322003 |
5 | 114041414120 |
6 | 10342350403 |
7 | 1440230454 |
oct | 376477203 |
9 | 148534073 |
10 | 66748035 |
11 | 3474a872 |
12 | 1a42b403 |
13 | 10aa05a3 |
14 | 8c1712b |
15 | 5cd72e0 |
hex | 3fa7e83 |
66748035 has 16 divisors (see below), whose sum is σ = 113079456. Its totient is φ = 33504768.
The previous prime is 66747979. The next prime is 66748067. The reversal of 66748035 is 53084766.
It is not a de Polignac number, because 66748035 - 212 = 66743939 is a prime.
It is a super-2 number, since 2×667480352 = 8910600352722450, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 66747984 and 66748002.
It is an unprimeable number.
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, 130624 + ... + 131133.
It is an arithmetic number, because the mean of its divisors is an integer number (7067466).
Almost surely, 266748035 is an apocalyptic number.
66748035 is a deficient number, since it is larger than the sum of its proper divisors (46331421).
66748035 is a wasteful number, since it uses less digits than its factorization.
66748035 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 261782.
The product of its (nonzero) digits is 120960, while the sum is 39.
The square root of 66748035 is about 8169.9470622520. The cubic root of 66748035 is about 405.6450321817.
The spelling of 66748035 in words is "sixty-six million, seven hundred forty-eight thousand, thirty-five".
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