[go: up one dir, main page]

Search a number
-
+
6630241 = 29972357
BaseRepresentation
bin11001010010101101100001
3110110211222111
4121102231201
53144131431
6354035321
7110233102
oct31225541
913424874
106630241
113819442
122278b41
1314b1b27
14c483a9
158ae7b1
hex652b61

6630241 has 8 divisors (see below), whose sum is σ = 6932520. Its totient is φ = 6332928.

The previous prime is 6630229. The next prime is 6630257. The reversal of 6630241 is 1420366.

It can be written as a sum of positive squares in 4 ways, for example, as 279841 + 6350400 = 529^2 + 2520^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6630241 - 29 = 6629729 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6630541) 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 7 ways as a sum of consecutive naturals, for example, 1635 + ... + 3991.

It is an arithmetic number, because the mean of its divisors is an integer number (866565).

Almost surely, 26630241 is an apocalyptic number.

It is an amenable number.

6630241 is a deficient number, since it is larger than the sum of its proper divisors (302279).

6630241 is a wasteful number, since it uses less digits than its factorization.

6630241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2483.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 6630241 is about 2574.9254358136. The cubic root of 6630241 is about 187.8638009301.

The spelling of 6630241 in words is "six million, six hundred thirty thousand, two hundred forty-one".

Divisors: 1 29 97 2357 2813 68353 228629 6630241