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30130006 = 231348131
BaseRepresentation
bin111001011101…
…1111101010110
32002200202121011
41302323331112
530203130011
62553442434
7514046404
oct162737526
962622534
1030130006
111600a135
12a11041a
13631c20a
144004474
1529a2621
hex1cbbf56

30130006 has 8 divisors (see below), whose sum is σ = 45340344. Its totient is φ = 15016560.

The previous prime is 30130003. The next prime is 30130007. The reversal of 30130006 is 60003103.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30130003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23440 + ... + 24691.

It is an arithmetic number, because the mean of its divisors is an integer number (5667543).

Almost surely, 230130006 is an apocalyptic number.

30130006 is a deficient number, since it is larger than the sum of its proper divisors (15210338).

30130006 is a wasteful number, since it uses less digits than its factorization.

30130006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48446.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 30130006 is about 5489.0806151850. The cubic root of 30130006 is about 311.1714469808.

Adding to 30130006 its reverse (60003103), we get a palindrome (90133109).

The spelling of 30130006 in words is "thirty million, one hundred thirty thousand, six".

Divisors: 1 2 313 626 48131 96262 15065003 30130006