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223798244 = 2255949561
BaseRepresentation
bin11010101011011…
…10001111100100
3120121010010110212
431111232033210
5424243020434
634112434552
75355153005
oct1525561744
9517103425
10223798244
11105367a2a
1262b48a58
133749a4c7
1421a191ac
15149aa8ce
hexd56e3e4

223798244 has 6 divisors (see below), whose sum is σ = 391646934. Its totient is φ = 111899120.

The previous prime is 223798229. The next prime is 223798247. The reversal of 223798244 is 442897322.

It can be written as a sum of positive squares in only one way, i.e., 141895744 + 81902500 = 11912^2 + 9050^2 .

It is not an unprimeable number, because it can be changed into a prime (223798247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27974777 + ... + 27974784.

It is an arithmetic number, because the mean of its divisors is an integer number (65274489).

Almost surely, 2223798244 is an apocalyptic number.

It is an amenable number.

223798244 is a deficient number, since it is larger than the sum of its proper divisors (167848690).

223798244 is a wasteful number, since it uses less digits than its factorization.

223798244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55949565 (or 55949563 counting only the distinct ones).

The product of its digits is 193536, while the sum is 41.

The square root of 223798244 is about 14959.8878338041. The cubic root of 223798244 is about 607.1354032817.

The spelling of 223798244 in words is "two hundred twenty-three million, seven hundred ninety-eight thousand, two hundred forty-four".

Divisors: 1 2 4 55949561 111899122 223798244