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223110230 = 25724310589
BaseRepresentation
bin11010100110001…
…10010001010110
3120112211011200212
431103012101112
5424104011410
634050005422
75346256100
oct1523062126
9515734625
10223110230
11104a38022
1262876872
13372b92b5
14218ba570
15148c1b05
hexd4c6456

223110230 has 48 divisors (see below), whose sum is σ = 478074960. Its totient is φ = 74708928.

The previous prime is 223110229. The next prime is 223110241. The reversal of 223110230 is 32011322.

It is a happy number.

It is a super-3 number, since 3×2231102303 (a number of 26 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15776 + ... + 26364.

It is an arithmetic number, because the mean of its divisors is an integer number (9959895).

Almost surely, 2223110230 is an apocalyptic number.

223110230 is an abundant number, since it is smaller than the sum of its proper divisors (254964730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223110230 is a wasteful number, since it uses less digits than its factorization.

223110230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10653 (or 10646 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 223110230 is about 14936.8748404745. The cubic root of 223110230 is about 606.5126005882.

Adding to 223110230 its reverse (32011322), we get a palindrome (255121552).

The spelling of 223110230 in words is "two hundred twenty-three million, one hundred ten thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 43 49 70 86 98 215 245 301 430 490 602 1505 2107 3010 4214 10535 10589 21070 21178 52945 74123 105890 148246 370615 455327 518861 741230 910654 1037722 2276635 2594305 3187289 4553270 5188610 6374578 15936445 22311023 31872890 44622046 111555115 223110230