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7006565 = 511312401
BaseRepresentation
bin11010101110100101100101
3111011222012102
4122232211211
53243202230
6410101445
7113361206
oct32564545
914158172
107006565
113a56155
12241a885
1315b41c7
14d055ad
15936045
hex6ae965

7006565 has 8 divisors (see below), whose sum is σ = 8482968. Its totient is φ = 5555200.

The previous prime is 7006561. The next prime is 7006577. The reversal of 7006565 is 5656007.

It can be written as a sum of positive squares in 4 ways, for example, as 31684 + 6974881 = 178^2 + 2641^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7006565 - 22 = 7006561 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 (7006561) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5636 + ... + 6765.

It is an arithmetic number, because the mean of its divisors is an integer number (1060371).

Almost surely, 27006565 is an apocalyptic number.

It is an amenable number.

7006565 is a deficient number, since it is larger than the sum of its proper divisors (1476403).

7006565 is a wasteful number, since it uses less digits than its factorization.

7006565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12519.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 7006565 is about 2646.9916886911. The cubic root of 7006565 is about 191.3529014642.

The spelling of 7006565 in words is "seven million, six thousand, five hundred sixty-five".

Divisors: 1 5 113 565 12401 62005 1401313 7006565