Search a number
-
+
6983231 is a prime number
BaseRepresentation
bin11010101000111000111111
3111010210012012
4122220320333
53241430411
6405401435
7113233163
oct32507077
914123165
106983231
113a3a672
12240927b
1315a66b8
14cdaca3
1592e18b
hex6a8e3f

6983231 has 2 divisors, whose sum is σ = 6983232. Its totient is φ = 6983230.

The previous prime is 6983189. The next prime is 6983233. The reversal of 6983231 is 1323896.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6983231 - 210 = 6982207 is a prime.

It is a super-2 number, since 2×69832312 = 97531030398722, which contains 22 as substring.

Together with 6983233, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p475583 and since 6983231 and 475583 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6983233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3491615 + 3491616.

It is an arithmetic number, because the mean of its divisors is an integer number (3491616).

Almost surely, 26983231 is an apocalyptic number.

6983231 is a deficient number, since it is larger than the sum of its proper divisors (1).

6983231 is an equidigital number, since it uses as much as digits as its factorization.

6983231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 32.

The square root of 6983231 is about 2642.5803677466. The cubic root of 6983231 is about 191.1402440289.

The spelling of 6983231 in words is "six million, nine hundred eighty-three thousand, two hundred thirty-one".