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7002725 = 521716477
BaseRepresentation
bin11010101101101001100101
3111011202221012
4122231221211
53243041400
6410032005
7113344052
oct32555145
914152835
107002725
113a53284
122418605
1315b2532
14d04029
15934d35
hex6ada65

7002725 has 12 divisors (see below), whose sum is σ = 9194724. Its totient is φ = 5272320.

The previous prime is 7002719. The next prime is 7002733. The reversal of 7002725 is 5272007.

It can be written as a sum of positive squares in 6 ways, for example, as 43681 + 6959044 = 209^2 + 2638^2 .

It is not a de Polignac number, because 7002725 - 214 = 6986341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7002725.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7814 + ... + 8663.

It is an arithmetic number, because the mean of its divisors is an integer number (766227).

Almost surely, 27002725 is an apocalyptic number.

It is an amenable number.

7002725 is a deficient number, since it is larger than the sum of its proper divisors (2191999).

7002725 is a wasteful number, since it uses less digits than its factorization.

7002725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16504 (or 16499 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 23.

The square root of 7002725 is about 2646.2662375506. The cubic root of 7002725 is about 191.3179376163.

The spelling of 7002725 in words is "seven million, two thousand, seven hundred twenty-five".

Divisors: 1 5 17 25 85 425 16477 82385 280109 411925 1400545 7002725