Base | Representation |
---|---|
bin | 1111110111111101110… |
… | …10000011010110000100 |
3 | 1221010212211022102012022 |
4 | 13323332322003112010 |
5 | 32414031240311322 |
6 | 1054323421542312 |
7 | 54256400561015 |
oct | 7737672032604 |
9 | 1833784272168 |
10 | 545442510212 |
11 | 1a0359093a66 |
12 | 89863714998 |
13 | 3c586935782 |
14 | 1c58456100c |
15 | e2c5330942 |
hex | 7efee83584 |
545442510212 has 24 divisors (see below), whose sum is σ = 967051339800. Its totient is φ = 269165445120.
The previous prime is 545442510211. The next prime is 545442510229. The reversal of 545442510212 is 212015244545.
It can be written as a sum of positive squares in 4 ways, for example, as 6237208576 + 539205301636 = 78976^2 + 734306^2 .
It is not an unprimeable number, because it can be changed into a prime (545442510211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2820989 + ... + 3008132.
It is an arithmetic number, because the mean of its divisors is an integer number (40293805825).
Almost surely, 2545442510212 is an apocalyptic number.
It is an amenable number.
545442510212 is a deficient number, since it is larger than the sum of its proper divisors (421608829588).
545442510212 is a wasteful number, since it uses less digits than its factorization.
545442510212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5829431 (or 5829429 counting only the distinct ones).
The product of its (nonzero) digits is 64000, while the sum is 35.
Adding to 545442510212 its reverse (212015244545), we get a palindrome (757457754757).
The spelling of 545442510212 in words is "five hundred forty-five billion, four hundred forty-two million, five hundred ten thousand, two hundred twelve".
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