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224224023 = 3312411011
BaseRepresentation
bin11010101110101…
…10001100010111
3120121220202112110
431113112030113
5424400132043
634125522103
75361605232
oct1527261427
9517822473
10224224023
11105628911
1263113333
13375b924a
1421aca419
1514a41b33
hexd5d6317

224224023 has 8 divisors (see below), whose sum is σ = 308609536. Its totient is φ = 144660600.

The previous prime is 224223943. The next prime is 224224051. The reversal of 224224023 is 320422422.

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

It is not a de Polignac number, because 224224023 - 217 = 224092951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224224223) 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, 1205413 + ... + 1205598.

It is an arithmetic number, because the mean of its divisors is an integer number (38576192).

Almost surely, 2224224023 is an apocalyptic number.

224224023 is a deficient number, since it is larger than the sum of its proper divisors (84385513).

224224023 is a wasteful number, since it uses less digits than its factorization.

224224023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2411045.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 224224023 is about 14974.1117599676. Note that the first 3 decimals coincide. The cubic root of 224224023 is about 607.5201869700.

Adding to 224224023 its reverse (320422422), we get a palindrome (544646445).

The spelling of 224224023 in words is "two hundred twenty-four million, two hundred twenty-four thousand, twenty-three".

Divisors: 1 3 31 93 2411011 7233033 74741341 224224023