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3000305005 = 54321166137
BaseRepresentation
bin1011001011010101…
…0000010101101101
321202002121021201121
42302311100111231
522121034230010
61213414540541
7134231112625
oct26265202555
97662537647
103000305005
1112aa659615
126b8967751
1338a790309
14206685885
151286043da
hexb2d5056d

3000305005 has 16 divisors (see below), whose sum is σ = 3701611584. Its totient is φ = 2333278080.

The previous prime is 3000304987. The next prime is 3000305017. The reversal of 3000305005 is 5005030003.

It is a happy number.

3000305005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3000305005 - 211 = 3000302957 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 3000305005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12297 + ... + 78433.

It is an arithmetic number, because the mean of its divisors is an integer number (231350724).

Almost surely, 23000305005 is an apocalyptic number.

It is an amenable number.

3000305005 is a deficient number, since it is larger than the sum of its proper divisors (701306579).

3000305005 is a wasteful number, since it uses less digits than its factorization.

3000305005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66396.

The product of its (nonzero) digits is 225, while the sum is 16.

The square root of 3000305005 is about 54775.0399817289. The cubic root of 3000305005 is about 1442.2984456878.

Adding to 3000305005 its reverse (5005030003), we get a palindrome (8005335008).

The spelling of 3000305005 in words is "three billion, three hundred five thousand, five".

Divisors: 1 5 43 211 215 1055 9073 45365 66137 330685 2843891 13954907 14219455 69774535 600061001 3000305005