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223013353 = 1012208053
BaseRepresentation
bin11010100101011…
…10100111101001
3120112122020210211
431102232213221
5424042411403
634043541121
75345403463
oct1522564751
9515566724
10223013353
11104981262
126282a7a1
1337284184
1421893133
15148a306d
hexd4ae9e9

223013353 has 4 divisors (see below), whose sum is σ = 225221508. Its totient is φ = 220805200.

The previous prime is 223013341. The next prime is 223013381. The reversal of 223013353 is 353310322.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 199713424 + 23299929 = 14132^2 + 4827^2 .

It is a cyclic number.

It is not a de Polignac number, because 223013353 - 29 = 223012841 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223013753) 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, 1103926 + ... + 1104127.

It is an arithmetic number, because the mean of its divisors is an integer number (56305377).

Almost surely, 2223013353 is an apocalyptic number.

It is an amenable number.

223013353 is a deficient number, since it is larger than the sum of its proper divisors (2208155).

223013353 is a wasteful number, since it uses less digits than its factorization.

223013353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2208154.

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 223013353 is about 14933.6316078843. The cubic root of 223013353 is about 606.4248029891.

Adding to 223013353 its reverse (353310322), we get a palindrome (576323675).

The spelling of 223013353 in words is "two hundred twenty-three million, thirteen thousand, three hundred fifty-three".

Divisors: 1 101 2208053 223013353