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244303141 = 1734941177
BaseRepresentation
bin11101000111111…
…00010100100101
3122000200212220111
432203330110211
51000020200031
640124133021
76024354025
oct1643742445
9560625814
10244303141
111159a2625
1269997171
133b7c9694
1424635a85
15166ab1b1
hexe8fc525

244303141 has 8 divisors (see below), whose sum is σ = 259421400. Its totient is φ = 229267968.

The previous prime is 244303139. The next prime is 244303177. The reversal of 244303141 is 141303442.

It can be written as a sum of positive squares in 4 ways, for example, as 63266116 + 181037025 = 7954^2 + 13455^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 244303141 - 21 = 244303139 is a prime.

It is a Duffinian number.

244303141 is a modest number, since divided by 3141 gives 2443 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244303441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14656 + ... + 26521.

It is an arithmetic number, because the mean of its divisors is an integer number (32427675).

Almost surely, 2244303141 is an apocalyptic number.

It is an amenable number.

244303141 is a deficient number, since it is larger than the sum of its proper divisors (15118259).

244303141 is a wasteful number, since it uses less digits than its factorization.

244303141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41543.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 244303141 is about 15630.1996468375. The cubic root of 244303141 is about 625.1386495598.

Adding to 244303141 its reverse (141303442), we get a palindrome (385606583).

The spelling of 244303141 in words is "two hundred forty-four million, three hundred three thousand, one hundred forty-one".

Divisors: 1 17 349 5933 41177 700009 14370773 244303141