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220414213 = 574138393
BaseRepresentation
bin11010010001101…
…00000100000101
3120100202012110101
431020310010011
5422411223323
633512124101
75314330015
oct1510640405
9510665411
10220414213
11103466508
1261996631
1336884116
14213b7c45
151453cdad
hexd234105

220414213 has 4 divisors (see below), whose sum is σ = 220458348. Its totient is φ = 220370080.

The previous prime is 220414169. The next prime is 220414223. The reversal of 220414213 is 312414022.

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 89151364 + 131262849 = 9442^2 + 11457^2 .

It is a cyclic number.

It is not a de Polignac number, because 220414213 - 221 = 218317061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220414223) 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, 13456 + ... + 24937.

It is an arithmetic number, because the mean of its divisors is an integer number (55114587).

Almost surely, 2220414213 is an apocalyptic number.

It is an amenable number.

220414213 is a deficient number, since it is larger than the sum of its proper divisors (44135).

220414213 is an equidigital number, since it uses as much as digits as its factorization.

220414213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44134.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 220414213 is about 14846.3535253610. The cubic root of 220414213 is about 604.0597036505.

Adding to 220414213 its reverse (312414022), we get a palindrome (532828235).

The spelling of 220414213 in words is "two hundred twenty million, four hundred fourteen thousand, two hundred thirteen".

Divisors: 1 5741 38393 220414213