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244300525 = 5272199429
BaseRepresentation
bin11101000111110…
…11101011101101
3122000200202022121
432203323223231
51000020104100
640124112541
76024343300
oct1643735355
9560622277
10244300525
111159a0667
1269995751
133b7c8431
1424634b37
15166aa51a
hexe8fbaed

244300525 has 18 divisors (see below), whose sum is σ = 352392810. Its totient is φ = 167519520.

The previous prime is 244300513. The next prime is 244300531. The reversal of 244300525 is 525003442.

It can be written as a sum of positive squares in 3 ways, for example, as 13351716 + 230948809 = 3654^2 + 15197^2 .

It is not a de Polignac number, because 244300525 - 213 = 244292333 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 244300525.

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 17 ways as a sum of consecutive naturals, for example, 98490 + ... + 100939.

Almost surely, 2244300525 is an apocalyptic number.

244300525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

244300525 is a deficient number, since it is larger than the sum of its proper divisors (108092285).

244300525 is a wasteful number, since it uses less digits than its factorization.

244300525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199453 (or 199441 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 244300525 is about 15630.1159624617. The cubic root of 244300525 is about 625.1364182219.

Adding to 244300525 its reverse (525003442), we get a palindrome (769303967).

The spelling of 244300525 in words is "two hundred forty-four million, three hundred thousand, five hundred twenty-five".

Divisors: 1 5 7 25 35 49 175 245 1225 199429 997145 1396003 4985725 6980015 9772021 34900075 48860105 244300525