Search a number
-
+
222231353 = 1943272009
BaseRepresentation
bin11010011111011…
…11101100111001
3120111011112002212
431033233230321
5423342400403
634015104505
75335635551
oct1517575471
9514145085
10222231353
11104497783
1262512135
133706c256
142172c161
151479b4d8
hexd3efb39

222231353 has 8 divisors (see below), whose sum is σ = 239368800. Its totient is φ = 205638048.

The previous prime is 222231329. The next prime is 222231367. The reversal of 222231353 is 353132222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222231353 - 210 = 222230329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222231253) 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 7 ways as a sum of consecutive naturals, for example, 135188 + ... + 136821.

It is an arithmetic number, because the mean of its divisors is an integer number (29921100).

Almost surely, 2222231353 is an apocalyptic number.

It is an amenable number.

222231353 is a deficient number, since it is larger than the sum of its proper divisors (17137447).

222231353 is a wasteful number, since it uses less digits than its factorization.

222231353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272071.

The product of its digits is 2160, while the sum is 23.

The square root of 222231353 is about 14907.4261024497. The cubic root of 222231353 is about 605.7151600259.

Adding to 222231353 its reverse (353132222), we get a palindrome (575363575).

The spelling of 222231353 in words is "two hundred twenty-two million, two hundred thirty-one thousand, three hundred fifty-three".

Divisors: 1 19 43 817 272009 5168171 11696387 222231353