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5247798325 = 527211389447
BaseRepresentation
bin1001110001100101…
…10000110000110101
3111112201122202221221
410320302300300311
541221414021300
62224422310341
7244021356400
oct47062606065
914481582857
105247798325
112253277610
1210255883b1
136582b0113
1437ad66d37
1520aaa331a
hex138cb0c35

5247798325 has 36 divisors (see below), whose sum is σ = 8257855392. Its totient is φ = 3271346400.

The previous prime is 5247798293. The next prime is 5247798329. The reversal of 5247798325 is 5238977425.

It is a happy number.

It is not a de Polignac number, because 5247798325 - 25 = 5247798293 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 (5247798329) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 181249 + ... + 208198.

It is an arithmetic number, because the mean of its divisors is an integer number (229384872).

Almost surely, 25247798325 is an apocalyptic number.

5247798325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5247798325 is a deficient number, since it is larger than the sum of its proper divisors (3010057067).

5247798325 is a wasteful number, since it uses less digits than its factorization.

5247798325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389482 (or 389470 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 52.

The square root of 5247798325 is about 72441.6891368499. The cubic root of 5247798325 is about 1737.7703335217.

Subtracting from 5247798325 its reverse (5238977425), we obtain a square (8820900 = 29702).

The spelling of 5247798325 in words is "five billion, two hundred forty-seven million, seven hundred ninety-eight thousand, three hundred twenty-five".

Divisors: 1 5 7 11 25 35 49 55 77 175 245 275 385 539 1225 1925 2695 13475 389447 1947235 2726129 4283917 9736175 13630645 19082903 21419585 29987419 68153225 95414515 107097925 149937095 209911933 477072575 749685475 1049559665 5247798325