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4525065 = 34511173
BaseRepresentation
bin10001010000110000001001
322111220020000
4101100300021
52124300230
6240553213
753314416
oct21206011
98456200
104525065
112610826
121622809
13c2586c
1485b10d
155e5b60
hex450c09

4525065 has 20 divisors (see below), whose sum is σ = 8112324. Its totient is φ = 2413152.

The previous prime is 4525057. The next prime is 4525067. The reversal of 4525065 is 5605254.

It can be written as a sum of positive squares in 2 ways, for example, as 1871424 + 2653641 = 1368^2 + 1629^2 .

It is not a de Polignac number, because 4525065 - 23 = 4525057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4525067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5182 + ... + 5991.

Almost surely, 24525065 is an apocalyptic number.

4525065 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4525065 is a deficient number, since it is larger than the sum of its proper divisors (3587259).

4525065 is a wasteful number, since it uses less digits than its factorization.

4525065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11190 (or 11181 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 4525065 is about 2127.2200168295. The cubic root of 4525065 is about 165.4023239903.

The spelling of 4525065 in words is "four million, five hundred twenty-five thousand, sixty-five".

Divisors: 1 3 5 9 15 27 45 81 135 405 11173 33519 55865 100557 167595 301671 502785 905013 1508355 4525065