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8244361 = 7921321
BaseRepresentation
bin11111011100110010001001
3120111212010201
4133130302021
54102304421
6452412201
7130035016
oct37346211
916455121
108244361
114721124
122917061
131928728
14114870d
15accb91
hex7dcc89

8244361 has 6 divisors (see below), whose sum is σ = 8356362. Its totient is φ = 8133840.

The previous prime is 8244343. The next prime is 8244389. The reversal of 8244361 is 1634428.

It can be written as a sum of positive squares in only one way, i.e., 8088336 + 156025 = 2844^2 + 395^2 .

It is not a de Polignac number, because 8244361 - 25 = 8244329 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8244311) 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, 5581 + ... + 6901.

It is an arithmetic number, because the mean of its divisors is an integer number (1392727).

Almost surely, 28244361 is an apocalyptic number.

It is an amenable number.

8244361 is a deficient number, since it is larger than the sum of its proper divisors (112001).

8244361 is an equidigital number, since it uses as much as digits as its factorization.

8244361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479 (or 1400 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 8244361 is about 2871.2995315710. The cubic root of 8244361 is about 202.0159530583.

Adding to 8244361 its reverse (1634428), we get a palindrome (9878789).

The spelling of 8244361 in words is "eight million, two hundred forty-four thousand, three hundred sixty-one".

Divisors: 1 79 1321 6241 104359 8244361