Base | Representation |
---|---|
bin | 1111110001000… |
… | …1101011011111 |
3 | 11121102220000101 |
4 | 3330101223133 |
5 | 113412221303 |
6 | 10321241531 |
7 | 1432055500 |
oct | 374215337 |
9 | 147386011 |
10 | 66132703 |
11 | 3436a52a |
12 | 1a1932a7 |
13 | 109164a0 |
14 | 8ad6ba7 |
15 | 5c14d1d |
hex | 3f11adf |
66132703 has 48 divisors (see below), whose sum is σ = 91010304. Its totient is φ = 47416320.
The previous prime is 66132701. The next prime is 66132707. The reversal of 66132703 is 30723166.
It is not a de Polignac number, because 66132703 - 21 = 66132701 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66132701) 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 47 ways as a sum of consecutive naturals, for example, 335601 + ... + 335797.
It is an arithmetic number, because the mean of its divisors is an integer number (1896048).
Almost surely, 266132703 is an apocalyptic number.
66132703 is a deficient number, since it is larger than the sum of its proper divisors (24877601).
66132703 is a wasteful number, since it uses less digits than its factorization.
66132703 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 272 (or 265 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 28.
The square root of 66132703 is about 8132.2016084207. The cubic root of 66132703 is about 404.3946715815.
Adding to 66132703 its reverse (30723166), we get a palindrome (96855869).
It can be divided in two parts, 6613 and 2703, that added together give a triangular number (9316 = T136).
The spelling of 66132703 in words is "sixty-six million, one hundred thirty-two thousand, seven hundred three".
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