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224312201 = 2116171723
BaseRepresentation
bin11010101111010…
…11101110001001
3120122002020111022
431113223232021
5424410442301
634131442225
75362423301
oct1527535611
9518066438
10224312201
11105689093
1263156375
133761a419
1421b10601
1514a5cd1b
hexd5ebb89

224312201 has 8 divisors (see below), whose sum is σ = 225871584. Its totient is φ = 222757920.

The previous prime is 224312197. The next prime is 224312219. The reversal of 224312201 is 102213422.

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 224312201 - 22 = 224312197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 224312201.

It is not an unprimeable number, because it can be changed into a prime (224312281) 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, 129326 + ... + 131048.

It is an arithmetic number, because the mean of its divisors is an integer number (28233948).

Almost surely, 2224312201 is an apocalyptic number.

It is an amenable number.

224312201 is a deficient number, since it is larger than the sum of its proper divisors (1559383).

224312201 is a wasteful number, since it uses less digits than its factorization.

224312201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2551.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 224312201 is about 14977.0558188183. The cubic root of 224312201 is about 607.5998140227.

Adding to 224312201 its reverse (102213422), we get a palindrome (326525623).

The spelling of 224312201 in words is "two hundred twenty-four million, three hundred twelve thousand, two hundred one".

Divisors: 1 211 617 1723 130187 363553 1063091 224312201