Base | Representation |
---|---|
bin | 1001000110011101001001… |
… | …00010011101110001011010 |
3 | 2121212020002021222000112202 |
4 | 10203032210202131301122 |
5 | 10110343122330132310 |
6 | 110321503514410202 |
7 | 4133615056554233 |
oct | 443164442356132 |
9 | 77766067860482 |
10 | 20013013130330 |
11 | 64165201a0500 |
12 | 22b27a5730962 |
13 | b222b030205c |
14 | 4d28c664408a |
15 | 24a8b752d3a5 |
hex | 1233a489dc5a |
20013013130330 has 96 divisors (see below), whose sum is σ = 41928211942848. Its totient is φ = 6848876643840.
The previous prime is 20013013130309. The next prime is 20013013130389. The reversal of 20013013130330 is 3303131031002.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 386422697 + ... + 386474483.
It is an arithmetic number, because the mean of its divisors is an integer number (436752207738).
Almost surely, 220013013130330 is an apocalyptic number.
20013013130330 is an abundant number, since it is smaller than the sum of its proper divisors (21915198812518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20013013130330 is a wasteful number, since it uses less digits than its factorization.
20013013130330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70620 (or 70609 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 20.
Adding to 20013013130330 its reverse (3303131031002), we get a palindrome (23316144161332).
The spelling of 20013013130330 in words is "twenty trillion, thirteen billion, thirteen million, one hundred thirty thousand, three hundred thirty".
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