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3000030613 = 17176472389
BaseRepresentation
bin1011001011010000…
…1101010110010101
321202002002100022221
42302310031112111
522121001434423
61213405022341
7134225560636
oct26264152625
97662070287
103000030613
1112aa491448
126b88549b1
1338a6c5458
1420661388d
1512859ce5d
hexb2d0d595

3000030613 has 4 divisors (see below), whose sum is σ = 3176503020. Its totient is φ = 2823558208.

The previous prime is 3000030589. The next prime is 3000030617. The reversal of 3000030613 is 3160300003.

3000030613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3160300003 = 7451471429.

It can be written as a sum of positive squares in 2 ways, for example, as 2035182769 + 964847844 = 45113^2 + 31062^2 .

It is a cyclic number.

It is not a de Polignac number, because 3000030613 - 25 = 3000030581 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 (3000030617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88236178 + ... + 88236211.

It is an arithmetic number, because the mean of its divisors is an integer number (794125755).

Almost surely, 23000030613 is an apocalyptic number.

It is an amenable number.

3000030613 is a deficient number, since it is larger than the sum of its proper divisors (176472407).

3000030613 is a wasteful number, since it uses less digits than its factorization.

3000030613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176472406.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 3000030613 is about 54772.5352069812. The cubic root of 3000030613 is about 1442.2544760225.

Adding to 3000030613 its reverse (3160300003), we get a palindrome (6160330616).

The spelling of 3000030613 in words is "three billion, thirty thousand, six hundred thirteen".

Divisors: 1 17 176472389 3000030613