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4997525 = 521315377
BaseRepresentation
bin10011000100000110010101
3100101220022112
4103010012111
52234410100
6255040405
760323021
oct23040625
910356275
104997525
112903795
121810105
13105c920
14941381
1568ab35
hex4c4195

4997525 has 12 divisors (see below), whose sum is σ = 6674052. Its totient is φ = 3690240.

The previous prime is 4997521. The next prime is 4997533. The reversal of 4997525 is 5257994.

4997525 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 11236 + 4986289 = 106^2 + 2233^2 .

It is not a de Polignac number, because 4997525 - 22 = 4997521 is a prime.

It is a super-2 number, since 2×49975252 = 49950512251250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4997521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7364 + ... + 8013.

It is an arithmetic number, because the mean of its divisors is an integer number (556171).

Almost surely, 24997525 is an apocalyptic number.

It is an amenable number.

4997525 is a deficient number, since it is larger than the sum of its proper divisors (1676527).

4997525 is a wasteful number, since it uses less digits than its factorization.

4997525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15400 (or 15395 counting only the distinct ones).

The product of its digits is 113400, while the sum is 41.

The square root of 4997525 is about 2235.5144821718. The cubic root of 4997525 is about 170.9693754079.

The spelling of 4997525 in words is "four million, nine hundred ninety-seven thousand, five hundred twenty-five".

Divisors: 1 5 13 25 65 325 15377 76885 199901 384425 999505 4997525