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244130201 = 724982249
BaseRepresentation
bin11101000110100…
…10000110011001
3122000101002200022
432203102012121
5444444131301
640120320225
76023033600
oct1643220631
9560332608
10244130201
111158946a7
1269913075
133b768a53
14245cca37
1516674d1b
hexe8d2199

244130201 has 6 divisors (see below), whose sum is σ = 283988250. Its totient is φ = 209254416.

The previous prime is 244130171. The next prime is 244130209. The reversal of 244130201 is 102031442.

It can be written as a sum of positive squares in only one way, i.e., 178195801 + 65934400 = 13349^2 + 8120^2 .

It is not a de Polignac number, because 244130201 - 210 = 244129177 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 244130201.

It is not an unprimeable number, because it can be changed into a prime (244130209) 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, 2491076 + ... + 2491173.

It is an arithmetic number, because the mean of its divisors is an integer number (47331375).

Almost surely, 2244130201 is an apocalyptic number.

It is an amenable number.

244130201 is a deficient number, since it is larger than the sum of its proper divisors (39858049).

244130201 is an equidigital number, since it uses as much as digits as its factorization.

244130201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4982263 (or 4982256 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 244130201 is about 15624.6664284394. Note that the first 3 decimals coincide. The cubic root of 244130201 is about 624.9911047267.

Adding to 244130201 its reverse (102031442), we get a palindrome (346161643).

The spelling of 244130201 in words is "two hundred forty-four million, one hundred thirty thousand, two hundred one".

Divisors: 1 7 49 4982249 34875743 244130201