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223324061 is a prime number
BaseRepresentation
bin11010100111110…
…10011110011101
3120120020001000112
431103322132131
5424132332221
634054335405
75351136362
oct1523723635
9516201015
10223324061
11105073744
126295a565
133736271c
1421934469
151491515b
hexd4fa79d

223324061 has 2 divisors, whose sum is σ = 223324062. Its totient is φ = 223324060.

The previous prime is 223324037. The next prime is 223324063. The reversal of 223324061 is 160423322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139948900 + 83375161 = 11830^2 + 9131^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-223324061 is a prime.

Together with 223324063, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223324063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111662030 + 111662031.

It is an arithmetic number, because the mean of its divisors is an integer number (111662031).

Almost surely, 2223324061 is an apocalyptic number.

It is an amenable number.

223324061 is a deficient number, since it is larger than the sum of its proper divisors (1).

223324061 is an equidigital number, since it uses as much as digits as its factorization.

223324061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 223324061 is about 14944.0309488438. The cubic root of 223324061 is about 606.7063012319.

Adding to 223324061 its reverse (160423322), we get a palindrome (383747383).

The spelling of 223324061 in words is "two hundred twenty-three million, three hundred twenty-four thousand, sixty-one".