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6422111 is a prime number
BaseRepresentation
bin11000011111111001011111
3110002021110222
4120133321133
53121001421
6345351555
7105405233
oct30377137
913067428
106422111
113697033
1221985bb
13143b187
14bd25c3
1586ccab
hex61fe5f

6422111 has 2 divisors, whose sum is σ = 6422112. Its totient is φ = 6422110.

The previous prime is 6422089. The next prime is 6422113. The reversal of 6422111 is 1112246.

6422111 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6422111 - 214 = 6405727 is a prime.

Together with 6422113, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 6422111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6422113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3211055 + 3211056.

It is an arithmetic number, because the mean of its divisors is an integer number (3211056).

Almost surely, 26422111 is an apocalyptic number.

6422111 is a deficient number, since it is larger than the sum of its proper divisors (1).

6422111 is an equidigital number, since it uses as much as digits as its factorization.

6422111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96, while the sum is 17.

The square root of 6422111 is about 2534.1884302474. The cubic root of 6422111 is about 185.8771204417.

Adding to 6422111 its reverse (1112246), we get a palindrome (7534357).

The spelling of 6422111 in words is "six million, four hundred twenty-two thousand, one hundred eleven".