Search a number
-
+
30313030130 = 25163127714563
BaseRepresentation
bin11100001110110011…
…000010000111110010
32220020120022110222122
4130032303002013302
5444040113431010
621531533234242
72122120335065
oct341663020762
986216273878
1030313030130
1111945a08219
125a5b932982
132b211a5a26
141677c508dc
15bc635d855
hex70ecc21f2

30313030130 has 32 divisors (see below), whose sum is σ = 54944961984. Its totient is φ = 12040560576.

The previous prime is 30313030109. The next prime is 30313030133. The reversal of 30313030130 is 3103031303.

It is a junction number, because it is equal to n+sod(n) for n = 30313030099 and 30313030108.

It is not an unprimeable number, because it can be changed into a prime (30313030133) 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 15 ways as a sum of consecutive naturals, for example, 2074229 + ... + 2088791.

It is an arithmetic number, because the mean of its divisors is an integer number (1717030062).

Almost surely, 230313030130 is an apocalyptic number.

30313030130 is a deficient number, since it is larger than the sum of its proper divisors (24631931854).

30313030130 is a wasteful number, since it uses less digits than its factorization.

30313030130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16010.

The product of its (nonzero) digits is 243, while the sum is 17.

Adding to 30313030130 its reverse (3103031303), we get a palindrome (33416061433).

The spelling of 30313030130 in words is "thirty billion, three hundred thirteen million, thirty thousand, one hundred thirty".

Divisors: 1 2 5 10 163 326 815 1277 1630 2554 6385 12770 14563 29126 72815 145630 208151 416302 1040755 2081510 2373769 4747538 11868845 18596951 23737690 37193902 92984755 185969510 3031303013 6062606026 15156515065 30313030130