Base | Representation |
---|---|
bin | 1001001110110100010010… |
… | …10111101100011111011000 |
3 | 2122212200200012202212121202 |
4 | 10213122021113230133120 |
5 | 10130100023423143112 |
6 | 111101501024453332 |
7 | 4163435600020004 |
oct | 447321127543730 |
9 | 78780605685552 |
10 | 20300320131032 |
11 | 6517354538537 |
12 | 233a40817a248 |
13 | b4340953b396 |
14 | 50277dad3704 |
15 | 2530d06cd6c2 |
hex | 1276895ec7d8 |
20300320131032 has 64 divisors (see below), whose sum is σ = 40814260300800. Its totient is φ = 9431704189440.
The previous prime is 20300320131031. The next prime is 20300320131037. The reversal of 20300320131032 is 23013102300302.
It is a junction number, because it is equal to n+sod(n) for n = 20300320130995 and 20300320131013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20300320131031) 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, 325759157 + ... + 325821467.
It is an arithmetic number, because the mean of its divisors is an integer number (637722817200).
Almost surely, 220300320131032 is an apocalyptic number.
It is an amenable number.
20300320131032 is an abundant number, since it is smaller than the sum of its proper divisors (20513940169768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20300320131032 is a wasteful number, since it uses less digits than its factorization.
20300320131032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92736 (or 92732 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 20300320131032 its reverse (23013102300302), we get a palindrome (43313422431334).
The spelling of 20300320131032 in words is "twenty trillion, three hundred billion, three hundred twenty million, one hundred thirty-one thousand, thirty-two".
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