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2213345353 = 4153984033
BaseRepresentation
bin1000001111101100…
…1111100001001001
312201020210121000211
42003323033201021
514013104022403
61003343401121
7105564060622
oct20373174111
95636717024
102213345353
11a3641513a
125192b31a1
13293724b0b
1416dd52a49
15ce4a606d
hex83ecf849

2213345353 has 4 divisors (see below), whose sum is σ = 2267329428. Its totient is φ = 2159361280.

The previous prime is 2213345341. The next prime is 2213345369. The reversal of 2213345353 is 3535433122.

2213345353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 959264784 + 1254080569 = 30972^2 + 35413^2 .

It is a cyclic number.

It is not a de Polignac number, because 2213345353 - 221 = 2211248201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2213345333) 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, 26991976 + ... + 26992057.

It is an arithmetic number, because the mean of its divisors is an integer number (566832357).

Almost surely, 22213345353 is an apocalyptic number.

It is an amenable number.

2213345353 is a deficient number, since it is larger than the sum of its proper divisors (53984075).

2213345353 is an equidigital number, since it uses as much as digits as its factorization.

2213345353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53984074.

The product of its digits is 32400, while the sum is 31.

The square root of 2213345353 is about 47046.2044483931. The cubic root of 2213345353 is about 1303.2159731860.

Adding to 2213345353 its reverse (3535433122), we get a palindrome (5748778475).

The spelling of 2213345353 in words is "two billion, two hundred thirteen million, three hundred forty-five thousand, three hundred fifty-three".

Divisors: 1 41 53984033 2213345353