Base | Representation |
---|---|
bin | 1111110100011… |
… | …1000010001100 |
3 | 11121211222210111 |
4 | 3331013002030 |
5 | 113441214434 |
6 | 10330045404 |
7 | 1433655601 |
oct | 375070214 |
9 | 147758714 |
10 | 66351244 |
11 | 344a9743 |
12 | 1a279864 |
13 | 10991abb |
14 | 8b526a8 |
15 | 5c59964 |
hex | 3f4708c |
66351244 has 6 divisors (see below), whose sum is σ = 116114684. Its totient is φ = 33175620.
The previous prime is 66351203. The next prime is 66351247. The reversal of 66351244 is 44215366.
66351244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (66351247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8293902 + ... + 8293909.
Almost surely, 266351244 is an apocalyptic number.
It is an amenable number.
66351244 is a deficient number, since it is larger than the sum of its proper divisors (49763440).
66351244 is a wasteful number, since it uses less digits than its factorization.
66351244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16587815 (or 16587813 counting only the distinct ones).
The product of its digits is 17280, while the sum is 31.
The square root of 66351244 is about 8145.6272932169. The cubic root of 66351244 is about 404.8396337094.
The spelling of 66351244 in words is "sixty-six million, three hundred fifty-one thousand, two hundred forty-four".
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