Base | Representation |
---|---|
bin | 10000011100100110101 |
3 | 1000101021111 |
4 | 2003210311 |
5 | 114221213 |
6 | 15315021 |
7 | 4403143 |
oct | 2034465 |
9 | 1011244 |
10 | 538933 |
11 | 3389aa |
12 | 21ba71 |
13 | 15b3c5 |
14 | 100593 |
15 | a9a3d |
hex | 83935 |
538933 has 4 divisors (see below), whose sum is σ = 542700. Its totient is φ = 535168.
The previous prime is 538931. The next prime is 538939. The reversal of 538933 is 339835.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 339835 = 5 ⋅67967.
It can be written as a sum of positive squares in 2 ways, for example, as 23409 + 515524 = 153^2 + 718^2 .
It is a cyclic number.
It is not a de Polignac number, because 538933 - 21 = 538931 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a plaindrome in base 11.
It is a junction number, because it is equal to n+sod(n) for n = 538895 and 538904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (538931) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1660 + ... + 1957.
It is an arithmetic number, because the mean of its divisors is an integer number (135675).
2538933 is an apocalyptic number.
It is an amenable number.
538933 is a deficient number, since it is larger than the sum of its proper divisors (3767).
538933 is a wasteful number, since it uses less digits than its factorization.
538933 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3766.
The product of its digits is 9720, while the sum is 31.
The square root of 538933 is about 734.1205623057. The cubic root of 538933 is about 81.3788582514.
The spelling of 538933 in words is "five hundred thirty-eight thousand, nine hundred thirty-three".
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