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223052230 = 2573305551
BaseRepresentation
bin11010100101110…
…00000111000110
3120112201020010201
431102320013012
5424100132410
634044441114
75345625022
oct1522700706
9515636121
10223052230
111049a8495
126284919a
1337298a8b
14218a3382
15148ae83a
hexd4b81c6

223052230 has 16 divisors (see below), whose sum is σ = 406995264. Its totient is φ = 87998400.

The previous prime is 223052227. The next prime is 223052231. The reversal of 223052230 is 32250322.

It is a junction number, because it is equal to n+sod(n) for n = 223052198 and 223052207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223052231) 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, 152046 + ... + 153505.

It is an arithmetic number, because the mean of its divisors is an integer number (25437204).

Almost surely, 2223052230 is an apocalyptic number.

223052230 is a deficient number, since it is larger than the sum of its proper divisors (183943034).

223052230 is a wasteful number, since it uses less digits than its factorization.

223052230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305631.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 223052230 is about 14934.9332104298. The cubic root of 223052230 is about 606.4600394550.

The spelling of 223052230 in words is "two hundred twenty-three million, fifty-two thousand, two hundred thirty".

Divisors: 1 2 5 10 73 146 365 730 305551 611102 1527755 3055510 22305223 44610446 111526115 223052230