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223224243 = 3116764371
BaseRepresentation
bin11010100111000…
…10000110110011
3120120000222002120
431103202012303
5424121133433
634052245323
75350242354
oct1523420663
9516028076
10223224243
11105005750
1262910843
1337329168
1421909d2b
15148e57b3
hexd4e21b3

223224243 has 8 divisors (see below), whose sum is σ = 324689856. Its totient is φ = 135287400.

The previous prime is 223224227. The next prime is 223224247. The reversal of 223224243 is 342422322.

It is a happy number.

223224243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 223224243 - 24 = 223224227 is a prime.

It is a super-3 number, since 3×2232242433 (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223224247) 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, 3382153 + ... + 3382218.

It is an arithmetic number, because the mean of its divisors is an integer number (40586232).

Almost surely, 2223224243 is an apocalyptic number.

223224243 is a deficient number, since it is larger than the sum of its proper divisors (101465613).

223224243 is a wasteful number, since it uses less digits than its factorization.

223224243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6764385.

The product of its digits is 4608, while the sum is 24.

The square root of 223224243 is about 14940.6908474809. The cubic root of 223224243 is about 606.6158956358.

Adding to 223224243 its reverse (342422322), we get a palindrome (565646565).

It can be divided in two parts, 22322 and 4243, that added together give a triangular number (26565 = T230).

The spelling of 223224243 in words is "two hundred twenty-three million, two hundred twenty-four thousand, two hundred forty-three".

Divisors: 1 3 11 33 6764371 20293113 74408081 223224243