Base | Representation |
---|---|
bin | 1001001100011111000110… |
… | …00010110010011001010100 |
3 | 2122121000220220122211211200 |
4 | 10212033203002302121110 |
5 | 10122242002334033022 |
6 | 111001012501432500 |
7 | 4154601623016360 |
oct | 446174302623124 |
9 | 78530826584750 |
10 | 20220220221012 |
11 | 64963901a1599 |
12 | 2326992a0b730 |
13 | b389b27c4a16 |
14 | 4dc94198c2a0 |
15 | 250e93576bac |
hex | 1263e30b2654 |
20220220221012 has 72 divisors (see below), whose sum is σ = 58502342126592. Its totient is φ = 5768465630400.
The previous prime is 20220220221001. The next prime is 20220220221077. The reversal of 20220220221012 is 21012202202202.
20220220221012 is a `hidden beast` number, since 2 + 0 + 220 + 220 + 2 + 210 + 12 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60528564 + ... + 60861707.
It is an arithmetic number, because the mean of its divisors is an integer number (812532529536).
Almost surely, 220220220221012 is an apocalyptic number.
It is an amenable number.
20220220221012 is an abundant number, since it is smaller than the sum of its proper divisors (38282121905580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20220220221012 is a wasteful number, since it uses less digits than its factorization.
20220220221012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121390949 (or 121390944 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 20220220221012 its reverse (21012202202202), we get a palindrome (41232422423214).
The spelling of 20220220221012 in words is "twenty trillion, two hundred twenty billion, two hundred twenty million, two hundred twenty-one thousand, twelve".
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