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565005345 = 3537667023
BaseRepresentation
bin100001101011010…
…100110000100001
31110101011020121220
4201223110300201
52124120132340
6132022005253
720000315622
oct4153246041
91411136556
10565005345
1126aa26973
12139276829
13900953b8
1455077a49
1534908ed0
hex21ad4c21

565005345 has 8 divisors (see below), whose sum is σ = 904008576. Its totient is φ = 301336176.

The previous prime is 565005341. The next prime is 565005359. The reversal of 565005345 is 543500565.

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

It is not a de Polignac number, because 565005345 - 22 = 565005341 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (565005341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18833497 + ... + 18833526.

It is an arithmetic number, because the mean of its divisors is an integer number (113001072).

Almost surely, 2565005345 is an apocalyptic number.

It is an amenable number.

565005345 is a deficient number, since it is larger than the sum of its proper divisors (339003231).

565005345 is a wasteful number, since it uses less digits than its factorization.

565005345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37667031.

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 565005345 is about 23769.8410806635. The cubic root of 565005345 is about 826.7055478555.

The spelling of 565005345 in words is "five hundred sixty-five million, five thousand, three hundred forty-five".

Divisors: 1 3 5 15 37667023 113001069 188335115 565005345