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BaseRepresentation
bin110101110010001101
3102012012022
4311302031
524022201
64415525
71605164
oct656215
9365168
10220301
11140574
12a75a5
1379373
145a3db
154541b
hex35c8d

220301 has 2 divisors, whose sum is σ = 220302. Its totient is φ = 220300.

The previous prime is 220291. The next prime is 220307. The reversal of 220301 is 103022.

Adding to 220301 its reverse (103022), we get a palindrome (323323).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 203401 + 16900 = 451^2 + 130^2 .

It is a cyclic number.

It is not a de Polignac number, because 220301 - 210 = 219277 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110150 + 110151.

It is an arithmetic number, because the mean of its divisors is an integer number (110151).

2220301 is an apocalyptic number.

It is an amenable number.

220301 is a deficient number, since it is larger than the sum of its proper divisors (1).

220301 is an equidigital number, since it uses as much as digits as its factorization.

220301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 220301 is about 469.3623333843. The cubic root of 220301 is about 60.3956263371.

The spelling of 220301 in words is "two hundred twenty thousand, three hundred one", and thus it is an iban number.