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50220242 = 250112
BaseRepresentation
bin1011111110010…
…0110011010010
310111111110012222
42333210303102
5100324021432
64552221042
71146602462
oct277446322
9114443188
1050220242
1126391236
121499a782
13a534727
146953ba2
154620112
hex2fe4cd2

50220242 has 6 divisors (see below), whose sum is σ = 75345399. Its totient is φ = 25105110.

The previous prime is 50220197. The next prime is 50220311. The reversal of 50220242 is 24202205.

Adding to 50220242 its reverse (24202205), we get a palindrome (74422447).

It can be written as a sum of positive squares in only one way, i.e., 25110121 + 25110121 = 5011^2 + 5011^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=5011.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50220242.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 7517 + ... + 12527.

Almost surely, 250220242 is an apocalyptic number.

50220242 is a deficient number, since it is larger than the sum of its proper divisors (25125157).

50220242 is an frugal number, since it uses more digits than its factorization.

50220242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10024 (or 5013 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 50220242 is about 7086.6241610516. The cubic root of 50220242 is about 368.9432765583.

The spelling of 50220242 in words is "fifty million, two hundred twenty thousand, two hundred forty-two".

Divisors: 1 2 5011 10022 25110121 50220242