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244433423 = 13198311923
BaseRepresentation
bin11101001000111…
…00001000001111
3122000221111121202
432210130020033
51000033332143
640131020115
76025435613
oct1644341017
9560844552
10244433423
11115a814a3
1269a3a63b
133b843a80
142466b343
15166d4ab8
hexe91c20f

244433423 has 16 divisors (see below), whose sum is σ = 280452480. Its totient is φ = 211162464.

The previous prime is 244433411. The next prime is 244433447. The reversal of 244433423 is 324334442.

It is a cyclic number.

It is not a de Polignac number, because 244433423 - 214 = 244417039 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 (244433023) 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 15 ways as a sum of consecutive naturals, for example, 14540 + ... + 26462.

It is an arithmetic number, because the mean of its divisors is an integer number (17528280).

Almost surely, 2244433423 is an apocalyptic number.

244433423 is a deficient number, since it is larger than the sum of its proper divisors (36019057).

244433423 is a wasteful number, since it uses less digits than its factorization.

244433423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12038.

The product of its digits is 27648, while the sum is 29.

The square root of 244433423 is about 15634.3667284607. The cubic root of 244433423 is about 625.2497544764.

Adding to 244433423 its reverse (324334442), we get a palindrome (568767865).

The spelling of 244433423 in words is "two hundred forty-four million, four hundred thirty-three thousand, four hundred twenty-three".

Divisors: 1 13 19 83 247 1079 1577 11923 20501 154999 226537 989609 2944981 12864917 18802571 244433423