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224131442 = 2591899419
BaseRepresentation
bin11010101101111…
…11100101110010
3120121202001112112
431112333211302
5424334201232
634123525322
75361041303
oct1526774562
9517661475
10224131442
111055752a7
1263089842
1337586072
1421aa47aa
1514a244b2
hexd5bf972

224131442 has 8 divisors (see below), whose sum is σ = 341895600. Its totient is φ = 110166244.

The previous prime is 224131441. The next prime is 224131447. The reversal of 224131442 is 244131422.

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

It is not an unprimeable number, because it can be changed into a prime (224131441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 949592 + ... + 949827.

It is an arithmetic number, because the mean of its divisors is an integer number (42736950).

Almost surely, 2224131442 is an apocalyptic number.

224131442 is a deficient number, since it is larger than the sum of its proper divisors (117764158).

224131442 is a wasteful number, since it uses less digits than its factorization.

224131442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1899480.

The product of its digits is 1536, while the sum is 23.

The square root of 224131442 is about 14971.0200721260. The cubic root of 224131442 is about 607.4365614236.

Adding to 224131442 its reverse (244131422), we get a palindrome (468262864).

The spelling of 224131442 in words is "two hundred twenty-four million, one hundred thirty-one thousand, four hundred forty-two".

Divisors: 1 2 59 118 1899419 3798838 112065721 224131442