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223233230 = 251171101283
BaseRepresentation
bin11010100111001…
…00010011001110
3120120001102102102
431103210103032
5424121430410
634052355102
75350310513
oct1523442316
9516042372
10223233230
11105011480
1262915a92
133733028c
142190d30a
15148e82a5
hexd4e44ce

223233230 has 64 divisors (see below), whose sum is σ = 450510336. Its totient is φ = 78960000.

The previous prime is 223233229. The next prime is 223233251. The reversal of 223233230 is 32332322.

223233230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2232332303 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 788669 + ... + 788951.

It is an arithmetic number, because the mean of its divisors is an integer number (7039224).

Almost surely, 2223233230 is an apocalyptic number.

223233230 is an abundant number, since it is smaller than the sum of its proper divisors (227277106).

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

223233230 is a wasteful number, since it uses less digits than its factorization.

223233230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473.

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 223233230 is about 14940.9916002921. The cubic root of 223233230 is about 606.6240363046.

Adding to 223233230 its reverse (32332322), we get a palindrome (255565552).

It can be divided in two parts, 2 and 23233230, that added together give a palindrome (23233232).

The spelling of 223233230 in words is "two hundred twenty-three million, two hundred thirty-three thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 55 71 101 110 142 202 283 355 505 566 710 781 1010 1111 1415 1562 2222 2830 3113 3905 5555 6226 7171 7810 11110 14342 15565 20093 28583 31130 35855 40186 57166 71710 78881 100465 142915 157762 200930 221023 285830 314413 394405 442046 628826 788810 1105115 1572065 2029393 2210230 3144130 4058786 10146965 20293930 22323323 44646646 111616615 223233230