Base | Representation |
---|---|
bin | 10000010111100111101 |
3 | 1000020202222 |
4 | 2002330331 |
5 | 114131011 |
6 | 15255125 |
7 | 4362536 |
oct | 2027475 |
9 | 1006688 |
10 | 536381 |
11 | 336a9a |
12 | 21a4a5 |
13 | 15a1b1 |
14 | dd68d |
15 | a8ddb |
hex | 82f3d |
536381 has 4 divisors (see below), whose sum is σ = 537852. Its totient is φ = 534912.
The previous prime is 536377. The next prime is 536399. The reversal of 536381 is 183635.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 217156 + 319225 = 466^2 + 565^2 .
It is a cyclic number.
It is not a de Polignac number, because 536381 - 22 = 536377 is a prime.
It is a super-2 number, since 2×5363812 = 575409154322, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 536381.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (536311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275 + ... + 1071.
It is an arithmetic number, because the mean of its divisors is an integer number (134463).
2536381 is an apocalyptic number.
It is an amenable number.
536381 is a deficient number, since it is larger than the sum of its proper divisors (1471).
536381 is an equidigital number, since it uses as much as digits as its factorization.
536381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1470.
The product of its digits is 2160, while the sum is 26.
The square root of 536381 is about 732.3803656571. The cubic root of 536381 is about 81.2502043387.
The spelling of 536381 in words is "five hundred thirty-six thousand, three hundred eighty-one".
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