Base | Representation |
---|---|
bin | 11110111111110101001… |
… | …111111100111001010110 |
3 | 21112122012222000000200210 |
4 | 132333311033330321112 |
5 | 234344443043123110 |
6 | 4310322025150250 |
7 | 306616305151236 |
oct | 36776517747126 |
9 | 7478188000623 |
10 | 2130123411030 |
11 | 7514201514aa |
12 | 2a49ba02b386 |
13 | 125b3cb88584 |
14 | 751544c1cc6 |
15 | 3a621abc520 |
hex | 1eff53fce56 |
2130123411030 has 32 divisors (see below), whose sum is σ = 5140540929888. Its totient is φ = 564894604800.
The previous prime is 2130123411011. The next prime is 2130123411061. The reversal of 2130123411030 is 301143210312.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2130123410988 and 2130123411006.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196138531 + ... + 196149390.
It is an arithmetic number, because the mean of its divisors is an integer number (160641904059).
Almost surely, 22130123411030 is an apocalyptic number.
2130123411030 is an abundant number, since it is smaller than the sum of its proper divisors (3010417518858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2130123411030 is a wasteful number, since it uses less digits than its factorization.
2130123411030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 392288112.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 2130123411030 its reverse (301143210312), we get a palindrome (2431266621342).
The spelling of 2130123411030 in words is "two trillion, one hundred thirty billion, one hundred twenty-three million, four hundred eleven thousand, thirty".
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