Base | Representation |
---|---|
bin | 1001000111000000100001… |
… | …10101111001010001011101 |
3 | 2121221001010012222121212200 |
4 | 10203200100311321101131 |
5 | 10111201024032012341 |
6 | 110334324532122113 |
7 | 4135156611554655 |
oct | 443402065712135 |
9 | 77831105877780 |
10 | 20032010032221 |
11 | 6423589480020 |
12 | 22b6407766339 |
13 | b24019c265c5 |
14 | 4d37a9613365 |
15 | 24b12a1a4db6 |
hex | 123810d7945d |
20032010032221 has 24 divisors (see below), whose sum is σ = 31569022925856. Its totient is φ = 12139292387040.
The previous prime is 20032010032213. The next prime is 20032010032283. The reversal of 20032010032221 is 12223001023002.
20032010032221 is a `hidden beast` number, since 2 + 0 + 0 + 320 + 1 + 0 + 0 + 322 + 21 = 666.
It is not a de Polignac number, because 20032010032221 - 23 = 20032010032213 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20032010032194 and 20032010032203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20032010032211) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10082250 + ... + 11904443.
It is an arithmetic number, because the mean of its divisors is an integer number (1315375955244).
Almost surely, 220032010032221 is an apocalyptic number.
It is an amenable number.
20032010032221 is a deficient number, since it is larger than the sum of its proper divisors (11537012893635).
20032010032221 is a wasteful number, since it uses less digits than its factorization.
20032010032221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21995913 (or 21995910 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20032010032221 its reverse (12223001023002), we get a palindrome (32255011055223).
The spelling of 20032010032221 in words is "twenty trillion, thirty-two billion, ten million, thirty-two thousand, two hundred twenty-one".
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