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243413341 is a prime number
BaseRepresentation
bin11101000001000…
…11000101011101
3121222000200022221
432200203011131
5444303211331
640053105341
76013656613
oct1640430535
9558020287
10243413341
11115445056
1269628251
133b577682
14244836b3
1516582711
hexe82315d

243413341 has 2 divisors, whose sum is σ = 243413342. Its totient is φ = 243413340.

The previous prime is 243413323. The next prime is 243413371. The reversal of 243413341 is 143314342.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145106116 + 98307225 = 12046^2 + 9915^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-243413341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243413321) 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, 121706670 + 121706671.

It is an arithmetic number, because the mean of its divisors is an integer number (121706671).

Almost surely, 2243413341 is an apocalyptic number.

It is an amenable number.

243413341 is a deficient number, since it is larger than the sum of its proper divisors (1).

243413341 is an equidigital number, since it uses as much as digits as its factorization.

243413341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 25.

The square root of 243413341 is about 15601.7095537637. The cubic root of 243413341 is about 624.3787670360.

Adding to 243413341 its reverse (143314342), we get a palindrome (386727683).

The spelling of 243413341 in words is "two hundred forty-three million, four hundred thirteen thousand, three hundred forty-one".