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224314143 = 3199337517
BaseRepresentation
bin11010101111011…
…00001100011111
3120122002100011020
431113230030133
5424411023033
634131455223
75362432044
oct1527541437
9518070136
10224314143
1110568a599
1263157513
133761b281
1421b111cb
1514a5d6b3
hexd5ec31f

224314143 has 8 divisors (see below), whose sum is σ = 299243568. Its totient is φ = 149463744.

The previous prime is 224314117. The next prime is 224314163. The reversal of 224314143 is 341413422.

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

It is a de Polignac number, because none of the positive numbers 2k-224314143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224314163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12780 + ... + 24737.

It is an arithmetic number, because the mean of its divisors is an integer number (37405446).

Almost surely, 2224314143 is an apocalyptic number.

224314143 is a deficient number, since it is larger than the sum of its proper divisors (74929425).

224314143 is a wasteful number, since it uses less digits than its factorization.

224314143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39513.

The product of its digits is 2304, while the sum is 24.

The square root of 224314143 is about 14977.1206511799. The cubic root of 224314143 is about 607.6015674649.

Adding to 224314143 its reverse (341413422), we get a palindrome (565727565).

The spelling of 224314143 in words is "two hundred twenty-four million, three hundred fourteen thousand, one hundred forty-three".

Divisors: 1 3 1993 5979 37517 112551 74771381 224314143