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224042147 = 7112928349
BaseRepresentation
bin11010101101010…
…01110010100011
3120121120112001022
431112221302203
5424323322042
634122000055
75360220050
oct1526516243
9517515038
10224042147
111055141aa
126304602b
1337554524
1421a80027
1514a07cd2
hexd5a9ca3

224042147 has 8 divisors (see below), whose sum is σ = 256284000. Its totient is φ = 191859264.

The previous prime is 224042113. The next prime is 224042179. The reversal of 224042147 is 741240422.

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

It is a cyclic number.

It is not a de Polignac number, because 224042147 - 224 = 207264931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (224042107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6272 + ... + 22077.

It is an arithmetic number, because the mean of its divisors is an integer number (32035500).

Almost surely, 2224042147 is an apocalyptic number.

224042147 is a deficient number, since it is larger than the sum of its proper divisors (32241853).

224042147 is a wasteful number, since it uses less digits than its factorization.

224042147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29485.

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 224042147 is about 14968.0375133148. The cubic root of 224042147 is about 607.3558821993.

Adding to 224042147 its reverse (741240422), we get a palindrome (965282569).

The spelling of 224042147 in words is "two hundred twenty-four million, forty-two thousand, one hundred forty-seven".

Divisors: 1 7 1129 7903 28349 198443 32006021 224042147