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22253113 = 10921873
BaseRepresentation
bin101010011100…
…0111000111001
31112212120112101
41110320320321
521144044423
62112543401
7360101611
oct124707071
945776471
1022253113
111161a103
127551b61
1347c1b2c
142d53a41
151e487ad
hex1538e39

22253113 has 6 divisors (see below), whose sum is σ = 22471134. Its totient is φ = 22037184.

The previous prime is 22253107. The next prime is 22253117. The reversal of 22253113 is 31135222.

It can be written as a sum of positive squares in 3 ways, for example, as 1750329 + 20502784 = 1323^2 + 4528^2 .

It is not a de Polignac number, because 22253113 - 25 = 22253081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22253117) 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 in 5 ways as a sum of consecutive naturals, for example, 10945 + ... + 12817.

It is an arithmetic number, because the mean of its divisors is an integer number (3745189).

Almost surely, 222253113 is an apocalyptic number.

It is an amenable number.

22253113 is a deficient number, since it is larger than the sum of its proper divisors (218021).

22253113 is an equidigital number, since it uses as much as digits as its factorization.

22253113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091 (or 1982 counting only the distinct ones).

The product of its digits is 360, while the sum is 19.

The square root of 22253113 is about 4717.3205318274. The cubic root of 22253113 is about 281.2744329062.

Adding to 22253113 its reverse (31135222), we get a palindrome (53388335).

It can be divided in two parts, 22253 and 113, that added together give a triangular number (22366 = T211).

The spelling of 22253113 in words is "twenty-two million, two hundred fifty-three thousand, one hundred thirteen".

Divisors: 1 109 1873 11881 204157 22253113