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50240242 = 2131932317
BaseRepresentation
bin1011111110100…
…1101011110010
310111112110122201
42333221223302
5100330141432
64552453414
71150015003
oct277515362
9114473581
1050240242
11263a5268
12149aa26a
13a540870
14695b1aa
154625ee7
hex2fe9af2

50240242 has 8 divisors (see below), whose sum is σ = 81157356. Its totient is φ = 23187792.

The previous prime is 50240231. The next prime is 50240249. The reversal of 50240242 is 24204205.

It can be written as a sum of positive squares in 2 ways, for example, as 42237001 + 8003241 = 6499^2 + 2829^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (50240249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 966133 + ... + 966184.

Almost surely, 250240242 is an apocalyptic number.

50240242 is a deficient number, since it is larger than the sum of its proper divisors (30917114).

50240242 is a wasteful number, since it uses less digits than its factorization.

50240242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1932332.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 50240242 is about 7088.0351297098. The cubic root of 50240242 is about 368.9922467605.

Adding to 50240242 its reverse (24204205), we get a palindrome (74444447).

The spelling of 50240242 in words is "fifty million, two hundred forty thousand, two hundred forty-two".

Divisors: 1 2 13 26 1932317 3864634 25120121 50240242