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6331241 = 72129209
BaseRepresentation
bin11000001001101101101001
3102220122211102
4120021231221
53110044431
6343411145
7104546300
oct30115551
912818742
106331241
113634834
122153ab5
1314089c7
14bab437
15850dcb
hex609b69

6331241 has 6 divisors (see below), whose sum is σ = 7364970. Its totient is φ = 5426736.

The previous prime is 6331207. The next prime is 6331249. The reversal of 6331241 is 1421336.

It can be written as a sum of positive squares in only one way, i.e., 3625216 + 2706025 = 1904^2 + 1645^2 .

It is not a de Polignac number, because 6331241 - 210 = 6330217 is a prime.

It is a super-2 number, since 2×63312412 = 80169225200162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6331249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64556 + ... + 64653.

It is an arithmetic number, because the mean of its divisors is an integer number (1227495).

Almost surely, 26331241 is an apocalyptic number.

It is an amenable number.

6331241 is a deficient number, since it is larger than the sum of its proper divisors (1033729).

6331241 is a wasteful number, since it uses less digits than its factorization.

6331241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129223 (or 129216 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 6331241 is about 2516.1957396037. The cubic root of 6331241 is about 184.9962599682.

Adding to 6331241 its reverse (1421336), we get a palindrome (7752577).

The spelling of 6331241 in words is "six million, three hundred thirty-one thousand, two hundred forty-one".

Divisors: 1 7 49 129209 904463 6331241