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223242652 = 2260192863
BaseRepresentation
bin11010100111001…
…10100110011100
3120120001220100101
431103212212130
5424122231102
634052510444
75350350133
oct1523464634
9516056311
10223242652
11105018566
126291b424
1337334659
142191291a
15148eae87
hexd4e699c

223242652 has 12 divisors (see below), whose sum is σ = 391328896. Its totient is φ = 111434400.

The previous prime is 223242641. The next prime is 223242653. The reversal of 223242652 is 256242322.

It is a super-3 number, since 3×2232426523 (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223242652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223242653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44028 + ... + 48835.

Almost surely, 2223242652 is an apocalyptic number.

It is an amenable number.

223242652 is a deficient number, since it is larger than the sum of its proper divisors (168086244).

223242652 is a wasteful number, since it uses less digits than its factorization.

223242652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93468 (or 93466 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 223242652 is about 14941.3069040161. The cubic root of 223242652 is about 606.6325707736.

Adding to 223242652 its reverse (256242322), we get a palindrome (479484974).

It can be divided in two parts, 22324 and 2652, that added together give a triangular number (24976 = T223).

The spelling of 223242652 in words is "two hundred twenty-three million, two hundred forty-two thousand, six hundred fifty-two".

Divisors: 1 2 4 601 1202 2404 92863 185726 371452 55810663 111621326 223242652