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224043144 = 23313718087
BaseRepresentation
bin11010101101010…
…10000010001000
3120121120120102020
431112222002020
5424323340034
634122004440
75360223003
oct1526520210
9517516366
10224043144
11105514a26
1263046720
1337554b10
1421a8053a
1514a08249
hexd5aa088

224043144 has 32 divisors (see below), whose sum is σ = 603193920. Its totient is φ = 68936256.

The previous prime is 224043139. The next prime is 224043151. The reversal of 224043144 is 441340422.

It is a happy number.

224043144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358732 + ... + 359355.

It is an arithmetic number, because the mean of its divisors is an integer number (18849810).

Almost surely, 2224043144 is an apocalyptic number.

224043144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

224043144 is an abundant number, since it is smaller than the sum of its proper divisors (379150776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224043144 is a wasteful number, since it uses less digits than its factorization.

224043144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718109 (or 718105 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 224043144 is about 14968.0708175770. The cubic root of 224043144 is about 607.3567831205.

Adding to 224043144 its reverse (441340422), we get a palindrome (665383566).

The spelling of 224043144 in words is "two hundred twenty-four million, forty-three thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 718087 1436174 2154261 2872348 4308522 5744696 8617044 9335131 17234088 18670262 28005393 37340524 56010786 74681048 112021572 224043144