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344240242 = 21711818573
BaseRepresentation
bin10100100001001…
…011000001110010
3212222202012211121
4110201023001302
51201111141432
654054132454
711346664603
oct2441130162
9788665747
10344240242
11167350875
129735112a
135641a668
1433a0bdaa
152034c197
hex1484b072

344240242 has 16 divisors (see below), whose sum is σ = 547261272. Its totient is φ = 161839360.

The previous prime is 344240227. The next prime is 344240243. The reversal of 344240242 is 242042443.

It can be written as a sum of positive squares in 4 ways, for example, as 341547361 + 2692881 = 18481^2 + 1641^2 .

It is not an unprimeable number, because it can be changed into a prime (344240243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35868 + ... + 44440.

Almost surely, 2344240242 is an apocalyptic number.

344240242 is a deficient number, since it is larger than the sum of its proper divisors (203021030).

344240242 is a wasteful number, since it uses less digits than its factorization.

344240242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9773.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 344240242 is about 18553.7123509016. The cubic root of 344240242 is about 700.8426871742.

Adding to 344240242 its reverse (242042443), we get a palindrome (586282685).

The spelling of 344240242 in words is "three hundred forty-four million, two hundred forty thousand, two hundred forty-two".

Divisors: 1 2 17 34 1181 2362 8573 17146 20077 40154 145741 291482 10124713 20249426 172120121 344240242