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22050193 = 112182233
BaseRepresentation
bin101010000011…
…1010110010001
31112111021011211
41110013112101
521121101233
62104340121
7355265164
oct124072621
945437154
1022050193
11114a0700
127474641
134750669
142cddadb
151e085cd
hex1507591

22050193 has 6 divisors (see below), whose sum is σ = 24237122. Its totient is φ = 20045520.

The previous prime is 22050167. The next prime is 22050209. The reversal of 22050193 is 39105022.

It can be written as a sum of positive squares in only one way, i.e., 20638849 + 1411344 = 4543^2 + 1188^2 .

It is not a de Polignac number, because 22050193 - 29 = 22049681 is a prime.

It is a super-2 number, since 2×220501932 = 972422022674498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22050103) 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 5 ways as a sum of consecutive naturals, for example, 90996 + ... + 91237.

Almost surely, 222050193 is an apocalyptic number.

It is an amenable number.

22050193 is a deficient number, since it is larger than the sum of its proper divisors (2186929).

22050193 is a wasteful number, since it uses less digits than its factorization.

22050193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182255 (or 182244 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 22050193 is about 4695.7633032341. The cubic root of 22050193 is about 280.4168663029.

It can be divided in two parts, 2205019 and 3, that added together give a palindrome (2205022).

The spelling of 22050193 in words is "twenty-two million, fifty thousand, one hundred ninety-three".

Divisors: 1 11 121 182233 2004563 22050193