Base | Representation |
---|---|
bin | 10000011111101101011 |
3 | 1000110110101 |
4 | 2003331223 |
5 | 114244043 |
6 | 15330231 |
7 | 4410604 |
oct | 2037553 |
9 | 1013411 |
10 | 540523 |
11 | 33a115 |
12 | 220977 |
13 | 15c049 |
14 | 100dab |
15 | aa24d |
hex | 83f6b |
540523 has 8 divisors (see below), whose sum is σ = 573696. Its totient is φ = 508200.
The previous prime is 540517. The next prime is 540539. The reversal of 540523 is 325045.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 540523 - 213 = 532331 is a prime.
It is a super-2 number, since 2×5405232 = 584330227058, which contains 22 as substring.
It is a Duffinian number.
540523 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 540523.
It is not an unprimeable number, because it can be changed into a prime (540823) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1468 + ... + 1798.
It is an arithmetic number, because the mean of its divisors is an integer number (71712).
2540523 is an apocalyptic number.
540523 is a deficient number, since it is larger than the sum of its proper divisors (33173).
540523 is a wasteful number, since it uses less digits than its factorization.
540523 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 425.
The product of its (nonzero) digits is 600, while the sum is 19.
The square root of 540523 is about 735.2026931398. The cubic root of 540523 is about 81.4588096524.
Adding to 540523 its reverse (325045), we get a palindrome (865568).
The spelling of 540523 in words is "five hundred forty thousand, five hundred twenty-three".
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