Base | Representation |
---|---|
bin | 1001001111101101101011… |
… | …11010000111000000010110 |
3 | 2122222122012112222010222110 |
4 | 10213312311322013000112 |
5 | 10131101124310333420 |
6 | 111123554304411450 |
7 | 4165606256430606 |
oct | 447666572070026 |
9 | 78878175863873 |
10 | 20331132121110 |
11 | 6529426061748 |
12 | 2344387016b86 |
13 | b462a9bc3985 |
14 | 504063d08c06 |
15 | 253cd574bee0 |
hex | 127db5e87016 |
20331132121110 has 16 divisors (see below), whose sum is σ = 48794717090736. Its totient is φ = 5421635232288.
The previous prime is 20331132121081. The next prime is 20331132121163. The reversal of 20331132121110 is 1112123113302.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338852201989 + ... + 338852202048.
It is an arithmetic number, because the mean of its divisors is an integer number (3049669818171).
Almost surely, 220331132121110 is an apocalyptic number.
20331132121110 is an abundant number, since it is smaller than the sum of its proper divisors (28463584969626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20331132121110 is a wasteful number, since it uses less digits than its factorization.
20331132121110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 677704404047.
The product of its (nonzero) digits is 216, while the sum is 21.
Adding to 20331132121110 its reverse (1112123113302), we get a palindrome (21443255234412).
The spelling of 20331132121110 in words is "twenty trillion, three hundred thirty-one billion, one hundred thirty-two million, one hundred twenty-one thousand, one hundred ten".
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