Base | Representation |
---|---|
bin | 100000000101010… |
… | …101010011110110 |
3 | 1101111211220010212 |
4 | 200011111103312 |
5 | 2100244101133 |
6 | 125224545422 |
7 | 16224132065 |
oct | 4005252366 |
9 | 1344756125 |
10 | 538268918 |
11 | 256925450 |
12 | 130322272 |
13 | 87693a25 |
14 | 516b81dc |
15 | 323c7148 |
hex | 201554f6 |
538268918 has 16 divisors (see below), whose sum is σ = 895734720. Its totient is φ = 240520200.
The previous prime is 538268897. The next prime is 538268947. The reversal of 538268918 is 819862835.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 206048 + ... + 208643.
It is an arithmetic number, because the mean of its divisors is an integer number (55983420).
Almost surely, 2538268918 is an apocalyptic number.
538268918 is a deficient number, since it is larger than the sum of its proper divisors (357465802).
538268918 is a wasteful number, since it uses less digits than its factorization.
538268918 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 414763.
The product of its digits is 829440, while the sum is 50.
The square root of 538268918 is about 23200.6232243877. The cubic root of 538268918 is about 813.4541906237.
The spelling of 538268918 in words is "five hundred thirty-eight million, two hundred sixty-eight thousand, nine hundred eighteen".
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