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224310069 = 3224923341
BaseRepresentation
bin11010101111010…
…11001100110101
3120122002010120100
431113223030311
5424410410234
634131424313
75362414134
oct1527531465
9518063510
10224310069
11105687525
1263155099
1337619469
1421b0d91b
1514a5c399
hexd5eb335

224310069 has 6 divisors (see below), whose sum is σ = 324003446. Its totient is φ = 149540040.

The previous prime is 224310061. The next prime is 224310083. The reversal of 224310069 is 960013422.

It can be written as a sum of positive squares in only one way, i.e., 204861969 + 19448100 = 14313^2 + 4410^2 .

It is not a de Polignac number, because 224310069 - 23 = 224310061 is a prime.

It is a super-2 number, since 2×2243100692 = 100630014109569522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224310061) 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 5 ways as a sum of consecutive naturals, for example, 12461662 + ... + 12461679.

Almost surely, 2224310069 is an apocalyptic number.

It is an amenable number.

224310069 is a deficient number, since it is larger than the sum of its proper divisors (99693377).

224310069 is a wasteful number, since it uses less digits than its factorization.

224310069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24923347 (or 24923344 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 224310069 is about 14976.9846431116. The cubic root of 224310069 is about 607.5978890168.

The spelling of 224310069 in words is "two hundred twenty-four million, three hundred ten thousand, sixty-nine".

Divisors: 1 3 9 24923341 74770023 224310069