Search a number
-
+
8030423 is a prime number
BaseRepresentation
bin11110101000100011010111
3120002222200002
4132220203113
54023433143
6444041515
7125154212
oct36504327
916088602
108030423
114595415
12283329b
13188223b
1410d0779
15a895b8
hex7a88d7

8030423 has 2 divisors, whose sum is σ = 8030424. Its totient is φ = 8030422.

The previous prime is 8030417. The next prime is 8030437. The reversal of 8030423 is 3240308.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8030423 - 212 = 8026327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8030395 and 8030404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8030413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4015211 + 4015212.

It is an arithmetic number, because the mean of its divisors is an integer number (4015212).

Almost surely, 28030423 is an apocalyptic number.

8030423 is a deficient number, since it is larger than the sum of its proper divisors (1).

8030423 is an equidigital number, since it uses as much as digits as its factorization.

8030423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 8030423 is about 2833.8000988073. The cubic root of 8030423 is about 200.2532043026.

It can be divided in two parts, 80 and 30423, that added together give a palindrome (30503).

The spelling of 8030423 in words is "eight million, thirty thousand, four hundred twenty-three".