[go: up one dir, main page]

Search a number
-
+
8338231 = 112137503
BaseRepresentation
bin11111110011101100110111
3120200121220101
4133303230313
54113310411
6454414531
7130605466
oct37635467
916617811
108338231
114785700
122961447
13195c385
1411709dd
15aea8c1
hex7f3b37

8338231 has 12 divisors (see below), whose sum is σ = 9250416. Its totient is φ = 7509920.

The previous prime is 8338219. The next prime is 8338237. The reversal of 8338231 is 1328338.

8338231 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8338231 - 25 = 8338199 is a prime.

It is a super-2 number, since 2×83382312 = 139052192418722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8338231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8338237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16326 + ... + 16828.

It is an arithmetic number, because the mean of its divisors is an integer number (770868).

Almost surely, 28338231 is an apocalyptic number.

8338231 is a deficient number, since it is larger than the sum of its proper divisors (912185).

8338231 is a wasteful number, since it uses less digits than its factorization.

8338231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662 (or 651 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 8338231 is about 2887.5995220944. The cubic root of 8338231 is about 202.7797768712.

The spelling of 8338231 in words is "eight million, three hundred thirty-eight thousand, two hundred thirty-one".

Divisors: 1 11 121 137 503 1507 5533 16577 60863 68911 758021 8338231