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244222030 = 25133160601
BaseRepresentation
bin11101000111010…
…00100001001110
3122000112202122101
432203220201032
51000010101110
640122305314
76023565403
oct1643504116
9560482571
10244222030
11115947698
126995823a
133b79b7a0
14246142aa
151669213a
hexe8e884e

244222030 has 32 divisors (see below), whose sum is σ = 488694528. Its totient is φ = 87264000.

The previous prime is 244222019. The next prime is 244222057. The reversal of 244222030 is 30222442.

It is a junction number, because it is equal to n+sod(n) for n = 244221989 and 244222007.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 26271 + ... + 34330.

It is an arithmetic number, because the mean of its divisors is an integer number (15271704).

Almost surely, 2244222030 is an apocalyptic number.

244222030 is an abundant number, since it is smaller than the sum of its proper divisors (244472498).

244222030 is a wasteful number, since it uses less digits than its factorization.

244222030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60652.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 244222030 is about 15627.6047428901. The cubic root of 244222030 is about 625.0694578807.

Adding to 244222030 its reverse (30222442), we get a palindrome (274444472).

The spelling of 244222030 in words is "two hundred forty-four million, two hundred twenty-two thousand, thirty".

Divisors: 1 2 5 10 13 26 31 62 65 130 155 310 403 806 2015 4030 60601 121202 303005 606010 787813 1575626 1878631 3757262 3939065 7878130 9393155 18786310 24422203 48844406 122111015 244222030