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223050231 = 3224783359
BaseRepresentation
bin11010100101101…
…11100111110111
3120112201010101200
431102313213313
5424100101411
634044423543
75345616135
oct1522674767
9515633350
10223050231
111049a6a38
1262847bb3
1337297bb1
14218a2755
15148ade56
hexd4b79f7

223050231 has 6 divisors (see below), whose sum is σ = 322183680. Its totient is φ = 148700148.

The previous prime is 223050211. The next prime is 223050241. The reversal of 223050231 is 132050322.

It is not a de Polignac number, because 223050231 - 211 = 223048183 is a prime.

It is a super-2 number, since 2×2230502312 = 99502811098306722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223050211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12391671 + ... + 12391688.

It is an arithmetic number, because the mean of its divisors is an integer number (53697280).

Almost surely, 2223050231 is an apocalyptic number.

223050231 is a deficient number, since it is larger than the sum of its proper divisors (99133449).

223050231 is a wasteful number, since it uses less digits than its factorization.

223050231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24783365 (or 24783362 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 223050231 is about 14934.8662866462. The cubic root of 223050231 is about 606.4582277459.

Subtracting from 223050231 its reverse (132050322), we obtain a palindrome (90999909).

The spelling of 223050231 in words is "two hundred twenty-three million, fifty thousand, two hundred thirty-one".

Divisors: 1 3 9 24783359 74350077 223050231