Base | Representation |
---|---|
bin | 1001001011111011011110… |
… | …11110010001101110101001 |
3 | 2122112012120111020011021211 |
4 | 10211331233132101232221 |
5 | 10121433323424313001 |
6 | 110544131411033121 |
7 | 4153324060515343 |
oct | 445755736215651 |
9 | 78465514204254 |
10 | 20201101401001 |
11 | 648926a1100a4 |
12 | 2323137b9b7a1 |
13 | b36c56854481 |
14 | 4dba4a724293 |
15 | 250724d6b351 |
hex | 125f6f791ba9 |
20201101401001 has 2 divisors, whose sum is σ = 20201101401002. Its totient is φ = 20201101401000.
The previous prime is 20201101400929. The next prime is 20201101401053. The reversal of 20201101401001 is 10010410110202.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 20184137640976 + 16963760025 = 4492676^2 + 130245^2 .
It is a cyclic number.
It is not a de Polignac number, because 20201101401001 - 213 = 20201101392809 is a prime.
It is not a weakly prime, because it can be changed into another prime (20201101401071) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100550700500 + 10100550700501.
It is an arithmetic number, because the mean of its divisors is an integer number (10100550700501).
Almost surely, 220201101401001 is an apocalyptic number.
It is an amenable number.
20201101401001 is a deficient number, since it is larger than the sum of its proper divisors (1).
20201101401001 is an equidigital number, since it uses as much as digits as its factorization.
20201101401001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 20201101401001 its reverse (10010410110202), we get a palindrome (30211511511203).
The spelling of 20201101401001 in words is "twenty trillion, two hundred one billion, one hundred one million, four hundred one thousand, one".
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