Search a number
-
+
6407741 is a prime number
BaseRepresentation
bin11000011100011000111101
3110001112202202
4120130120331
53120021431
6345201245
7105315314
oct30343075
913045682
106407741
11368725a
122190225
131434782
14bcb27b
158688cb
hex61c63d

6407741 has 2 divisors, whose sum is σ = 6407742. Its totient is φ = 6407740.

The previous prime is 6407701. The next prime is 6407749. The reversal of 6407741 is 1477046.

It is a happy number.

6407741 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 can be written as a sum of positive squares in only one way, i.e., 3345241 + 3062500 = 1829^2 + 1750^2 .

It is a cyclic number.

It is not a de Polignac number, because 6407741 - 210 = 6406717 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 (6407749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3203870 + 3203871.

It is an arithmetic number, because the mean of its divisors is an integer number (3203871).

Almost surely, 26407741 is an apocalyptic number.

It is an amenable number.

6407741 is a deficient number, since it is larger than the sum of its proper divisors (1).

6407741 is an equidigital number, since it uses as much as digits as its factorization.

6407741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 6407741 is about 2531.3516152443. The cubic root of 6407741 is about 185.7383784748.

The spelling of 6407741 in words is "six million, four hundred seven thousand, seven hundred forty-one".