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22363013 is a prime number
BaseRepresentation
bin101010101001…
…1101110000101
31120002011021202
41111103232011
521211104023
62115152245
7361040201
oct125235605
946064252
1022363013
1111694732
1275a5685
13482cb6a
142d81b01
151e6b128
hex1553b85

22363013 has 2 divisors, whose sum is σ = 22363014. Its totient is φ = 22363012.

The previous prime is 22363009. The next prime is 22363043. The reversal of 22363013 is 31036322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16826404 + 5536609 = 4102^2 + 2353^2 .

It is a cyclic number.

It is not a de Polignac number, because 22363013 - 22 = 22363009 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22363043) 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, 11181506 + 11181507.

It is an arithmetic number, because the mean of its divisors is an integer number (11181507).

Almost surely, 222363013 is an apocalyptic number.

It is an amenable number.

22363013 is a deficient number, since it is larger than the sum of its proper divisors (1).

22363013 is an equidigital number, since it uses as much as digits as its factorization.

22363013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 22363013 is about 4728.9547470874. The cubic root of 22363013 is about 281.7367099750.

Adding to 22363013 its reverse (31036322), we get a palindrome (53399335).

It can be divided in two parts, 223 and 63013, that added together give a palindrome (63236).

The spelling of 22363013 in words is "twenty-two million, three hundred sixty-three thousand, thirteen".