Search a number
-
+
906850948241 = 7218507162209
BaseRepresentation
bin11010011001001001000…
…01110101010010010001
310012200202000001022110002
431030210201311102101
5104324212320320431
61532333535015345
7122342416606400
oct15144441652221
93180660038402
10906850948241
1131a65879a697
1212790666a555
1367691c35934
1431c6b223637
15188c8c023cb
hexd324875491

906850948241 has 6 divisors (see below), whose sum is σ = 1054908245970. Its totient is φ = 777300812736.

The previous prime is 906850948181. The next prime is 906850948243. The reversal of 906850948241 is 142849058609.

It can be written as a sum of positive squares in only one way, i.e., 881091982225 + 25758966016 = 938665^2 + 160496^2 .

It is not a de Polignac number, because 906850948241 - 26 = 906850948177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (906850948243) 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 5 ways as a sum of consecutive naturals, for example, 9253581056 + ... + 9253581153.

It is an arithmetic number, because the mean of its divisors is an integer number (175818040995).

Almost surely, 2906850948241 is an apocalyptic number.

It is an amenable number.

906850948241 is a deficient number, since it is larger than the sum of its proper divisors (148057297729).

906850948241 is a wasteful number, since it uses less digits than its factorization.

906850948241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18507162223 (or 18507162216 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 56.

The spelling of 906850948241 in words is "nine hundred six billion, eight hundred fifty million, nine hundred forty-eight thousand, two hundred forty-one".

Divisors: 1 7 49 18507162209 129550135463 906850948241