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502013 is a prime number
BaseRepresentation
bin1111010100011111101
3221111122002
41322203331
5112031023
614432045
74160411
oct1724375
9844562
10502013
11313196
12202625
13147665
14d0d41
159db28
hex7a8fd

502013 has 2 divisors, whose sum is σ = 502014. Its totient is φ = 502012.

The previous prime is 502001. The next prime is 502039. The reversal of 502013 is 310205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273529 + 228484 = 523^2 + 478^2 .

It is a cyclic number.

It is not a de Polignac number, because 502013 - 24 = 501997 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 501985 and 502003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502043) by changing a digit.

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 as a sum of consecutive naturals, namely, 251006 + 251007.

It is an arithmetic number, because the mean of its divisors is an integer number (251007).

2502013 is an apocalyptic number.

It is an amenable number.

502013 is a deficient number, since it is larger than the sum of its proper divisors (1).

502013 is an equidigital number, since it uses as much as digits as its factorization.

502013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30, while the sum is 11.

The square root of 502013 is about 708.5287573557. The cubic root of 502013 is about 79.4764245852.

Adding to 502013 its reverse (310205), we get a palindrome (812218).

The spelling of 502013 in words is "five hundred two thousand, thirteen".