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223453313 is a prime number
BaseRepresentation
bin11010101000110…
…10000010000001
3120120110121022122
431110122002001
5424201001223
634101214025
75352215246
oct1524320201
9516417278
10223453313
11105151866
1262a01315
13373a94c5
14219695cd
151493d5c8
hexd51a081

223453313 has 2 divisors, whose sum is σ = 223453314. Its totient is φ = 223453312.

The previous prime is 223453297. The next prime is 223453339. The reversal of 223453313 is 313354322.

It is a happy number.

It is an a-pointer prime, because the next prime (223453339) can be obtained adding 223453313 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223442704 + 10609 = 14948^2 + 103^2 .

It is a cyclic number.

It is not a de Polignac number, because 223453313 - 24 = 223453297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (223453213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111726656 + 111726657.

It is an arithmetic number, because the mean of its divisors is an integer number (111726657).

Almost surely, 2223453313 is an apocalyptic number.

It is an amenable number.

223453313 is a deficient number, since it is larger than the sum of its proper divisors (1).

223453313 is an equidigital number, since it uses as much as digits as its factorization.

223453313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 26.

The square root of 223453313 is about 14948.3548593148. The cubic root of 223453313 is about 606.8233253132.

The spelling of 223453313 in words is "two hundred twenty-three million, four hundred fifty-three thousand, three hundred thirteen".