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244133144 = 23191159773
BaseRepresentation
bin11101000110100…
…10110100011000
3122000101020201022
432203102310120
5444444230034
640120342012
76023045303
oct1643226430
9560336638
10244133144
11115896932
1269914908
133b76a1a8
14245cdb3a
1516675b2e
hexe8d2d18

244133144 has 16 divisors (see below), whose sum is σ = 460149120. Its totient is φ = 121426720.

The previous prime is 244133137. The next prime is 244133159. The reversal of 244133144 is 441331442.

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 3 ways as a sum of consecutive naturals, for example, 78359 + ... + 81414.

It is an arithmetic number, because the mean of its divisors is an integer number (28759320).

Almost surely, 2244133144 is an apocalyptic number.

It is an amenable number.

244133144 is a deficient number, since it is larger than the sum of its proper divisors (216015976).

244133144 is a wasteful number, since it uses less digits than its factorization.

244133144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159970 (or 159966 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 244133144 is about 15624.7606061661. The cubic root of 244133144 is about 624.9936161481.

Adding to 244133144 its reverse (441331442), we get a palindrome (685464586).

It can be divided in two parts, 2 and 44133144, that multiplied together give a palindrome (88266288).

The spelling of 244133144 in words is "two hundred forty-four million, one hundred thirty-three thousand, one hundred forty-four".

Divisors: 1 2 4 8 191 382 764 1528 159773 319546 639092 1278184 30516643 61033286 122066572 244133144