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223452452 = 22235345827
BaseRepresentation
bin11010101000110…
…01110100100100
3120120110120010202
431110121310210
5424200434302
634101210032
75352212606
oct1524316444
9516416122
10223452452
11105151153
1262a00918
13373a8cb2
1421969176
151493d202
hexd519d24

223452452 has 24 divisors (see below), whose sum is σ = 415751616. Its totient is φ = 104849888.

The previous prime is 223452451. The next prime is 223452457. The reversal of 223452452 is 254254322.

It is not an unprimeable number, because it can be changed into a prime (223452451) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 18038 + ... + 27789.

It is an arithmetic number, because the mean of its divisors is an integer number (17322984).

Almost surely, 2223452452 is an apocalyptic number.

It is an amenable number.

223452452 is a deficient number, since it is larger than the sum of its proper divisors (192299164).

223452452 is a wasteful number, since it uses less digits than its factorization.

223452452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45907 (or 45905 counting only the distinct ones).

The product of its digits is 19200, while the sum is 29.

The square root of 223452452 is about 14948.3260601313. The cubic root of 223452452 is about 606.8225459176.

The spelling of 223452452 in words is "two hundred twenty-three million, four hundred fifty-two thousand, four hundred fifty-two".

Divisors: 1 2 4 23 46 53 92 106 212 1219 2438 4876 45827 91654 183308 1054021 2108042 2428831 4216084 4857662 9715324 55863113 111726226 223452452