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BaseRepresentation
bin10000000001000011111
3222122221012
42000020133
5113243311
615125435
74314056
oct2001037
9878835
10524831
1132934a
1221387b
13154b68
14d939d
15a578b
hex8021f

524831 has 2 divisors, whose sum is σ = 524832. Its totient is φ = 524830.

The previous prime is 524827. The next prime is 524857. The reversal of 524831 is 138425.

524831 is nontrivially palindromic in base 14.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 524831 - 22 = 524827 is a prime.

It is a super-2 number, since 2×5248312 = 550895157122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 5 + 219 + 83 + 42 + 32 + 1 .

It is a junction number, because it is equal to n+sod(n) for n = 524797 and 524806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (524801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262415 + 262416.

It is an arithmetic number, because the mean of its divisors is an integer number (262416).

2524831 is an apocalyptic number.

524831 is a deficient number, since it is larger than the sum of its proper divisors (1).

524831 is an equidigital number, since it uses as much as digits as its factorization.

524831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 960, while the sum is 23.

The square root of 524831 is about 724.4522068432. The cubic root of 524831 is about 80.6627751995.

The spelling of 524831 in words is "five hundred twenty-four thousand, eight hundred thirty-one".