Search a number
-
+
244830125 = 531958641
BaseRepresentation
bin11101001011111…
…00111110101101
3122001200122210102
432211330332231
51000134031000
640143320445
76032010311
oct1645747655
9561618712
10244830125
11116222551
1269bb0125
133b9524c7
1424731b41
15167623d5
hexe97cfad

244830125 has 8 divisors (see below), whose sum is σ = 305548152. Its totient is φ = 195864000.

The previous prime is 244830077. The next prime is 244830133. The reversal of 244830125 is 521038442.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 75986089 + 168844036 = 8717^2 + 12994^2 .

It is a de Polignac number, because none of the positive numbers 2k-244830125 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 979196 + ... + 979445.

It is an arithmetic number, because the mean of its divisors is an integer number (38193519).

Almost surely, 2244830125 is an apocalyptic number.

244830125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

244830125 is a deficient number, since it is larger than the sum of its proper divisors (60718027).

244830125 is an equidigital number, since it uses as much as digits as its factorization.

244830125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958656 (or 1958646 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 244830125 is about 15647.0484437162. The cubic root of 244830125 is about 625.5878203077.

Adding to 244830125 its reverse (521038442), we get a palindrome (765868567).

The spelling of 244830125 in words is "two hundred forty-four million, eight hundred thirty thousand, one hundred twenty-five".

Divisors: 1 5 25 125 1958641 9793205 48966025 244830125