Base | Representation |
---|---|
bin | 1001010010100101110111… |
… | …00000110100010101010010 |
3 | 2200100002102112220021001202 |
4 | 10221102323200310111102 |
5 | 10134211130130332010 |
6 | 111241230041231202 |
7 | 4206006463104440 |
oct | 451227340642522 |
9 | 80302375807052 |
10 | 20430010402130 |
11 | 656735629876a |
12 | 235b581192502 |
13 | b527071b9a74 |
14 | 508b63db5b90 |
15 | 2566712606a5 |
hex | 1294bb834552 |
20430010402130 has 32 divisors (see below), whose sum is σ = 42654725352576. Its totient is φ = 6900029097984.
The previous prime is 20430010402091. The next prime is 20430010402133. The reversal of 20430010402130 is 3120401003402.
It is a super-2 number, since 2×204300104021302 (a number of 27 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (20430010402133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2178034799 + ... + 2178044178.
It is an arithmetic number, because the mean of its divisors is an integer number (1332960167268).
Almost surely, 220430010402130 is an apocalyptic number.
20430010402130 is an abundant number, since it is smaller than the sum of its proper divisors (22224714950446).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20430010402130 is a wasteful number, since it uses less digits than its factorization.
20430010402130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4356079058.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 20430010402130 its reverse (3120401003402), we get a palindrome (23550411405532).
The spelling of 20430010402130 in words is "twenty trillion, four hundred thirty billion, ten million, four hundred two thousand, one hundred thirty".
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