Base | Representation |
---|---|
bin | 100000000111100… |
… | …011001110101100 |
3 | 1101112221102112120 |
4 | 200013203032230 |
5 | 2100421201340 |
6 | 125245232540 |
7 | 16232102616 |
oct | 4007431654 |
9 | 1345842476 |
10 | 538850220 |
11 | 257192167 |
12 | 130562750 |
13 | 878384ac |
14 | 517c9db6 |
15 | 3248e4d0 |
hex | 201e33ac |
538850220 has 48 divisors (see below), whose sum is σ = 1522641120. Its totient is φ = 142373376.
The previous prime is 538850209. The next prime is 538850227. The reversal of 538850220 is 22058835.
It is not an unprimeable number, because it can be changed into a prime (538850227) 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 in 15 ways as a sum of consecutive naturals, for example, 34657 + ... + 47736.
It is an arithmetic number, because the mean of its divisors is an integer number (31721690).
Almost surely, 2538850220 is an apocalyptic number.
It is an amenable number.
538850220 is an abundant number, since it is smaller than the sum of its proper divisors (983790900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
538850220 is a wasteful number, since it uses less digits than its factorization.
538850220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82514 (or 82512 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 33.
The square root of 538850220 is about 23213.1475677040. The cubic root of 538850220 is about 813.7469144600.
The spelling of 538850220 in words is "five hundred thirty-eight million, eight hundred fifty thousand, two hundred twenty".
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