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222230323 = 7734211033
BaseRepresentation
bin11010011111011…
…11011100110011
3120111011110200201
431033233130303
5423342332243
634015100031
75335632550
oct1517573463
9514143621
10222230323
11104496a27
1262511617
133706b943
142172ba27
151479b04d
hexd3ef733

222230323 has 16 divisors (see below), whose sum is σ = 258318016. Its totient is φ = 187246080.

The previous prime is 222230317. The next prime is 222230329. The reversal of 222230323 is 323032222.

It is an interprime number because it is at equal distance from previous prime (222230317) and next prime (222230329).

It is not a de Polignac number, because 222230323 - 213 = 222222131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222230323.

It is not an unprimeable number, because it can be changed into a prime (222230329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214615 + ... + 215647.

It is an arithmetic number, because the mean of its divisors is an integer number (16144876).

Almost surely, 2222230323 is an apocalyptic number.

222230323 is a deficient number, since it is larger than the sum of its proper divisors (36087693).

222230323 is a wasteful number, since it uses less digits than its factorization.

222230323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 222230323 is about 14907.3915558692. The cubic root of 222230323 is about 605.7142242330.

Adding to 222230323 its reverse (323032222), we get a palindrome (545262545).

The spelling of 222230323 in words is "two hundred twenty-two million, two hundred thirty thousand, three hundred twenty-three".

Divisors: 1 7 73 421 511 1033 2947 7231 30733 75409 215131 434893 527863 3044251 31747189 222230323