Search a number
-
+
13423793 is a prime number
BaseRepresentation
bin110011001101…
…010010110001
3221020222222112
4303031102301
511414030133
61155415105
7222046265
oct63152261
927228875
1013423793
117639549
1245b4495
132a20096
141ad60a5
1512a2648
hexccd4b1

13423793 has 2 divisors, whose sum is σ = 13423794. Its totient is φ = 13423792.

The previous prime is 13423771. The next prime is 13423831. The reversal of 13423793 is 39732431.

13423793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12439729 + 984064 = 3527^2 + 992^2 .

It is a cyclic number.

It is not a de Polignac number, because 13423793 - 28 = 13423537 is a prime.

It is not a weakly prime, because it can be changed into another prime (13423763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6711896 + 6711897.

It is an arithmetic number, because the mean of its divisors is an integer number (6711897).

Almost surely, 213423793 is an apocalyptic number.

It is an amenable number.

13423793 is a deficient number, since it is larger than the sum of its proper divisors (1).

13423793 is an equidigital number, since it uses as much as digits as its factorization.

13423793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608, while the sum is 32.

The square root of 13423793 is about 3663.8494783492. The cubic root of 13423793 is about 237.6612710757.

The spelling of 13423793 in words is "thirteen million, four hundred twenty-three thousand, seven hundred ninety-three".