Base | Representation |
---|---|
bin | 10010110100000001… |
… | …010100001110010111 |
3 | 1221010210002001202002 |
4 | 102310001110032113 |
5 | 312332212104142 |
6 | 13140234305515 |
7 | 1313402061602 |
oct | 226401241627 |
9 | 57123061662 |
10 | 20200113047 |
11 | 8626489a04 |
12 | 3ab8b8829b |
13 | 1b9bca151a |
14 | d98ad7339 |
15 | 7d35e8a32 |
hex | 4b4054397 |
20200113047 has 2 divisors, whose sum is σ = 20200113048. Its totient is φ = 20200113046.
The previous prime is 20200113029. The next prime is 20200113079. The reversal of 20200113047 is 74031100202.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 20200113047 - 214 = 20200096663 is a prime.
It is a super-2 number, since 2×202001130472 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20200116047) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100056523 + 10100056524.
It is an arithmetic number, because the mean of its divisors is an integer number (10100056524).
Almost surely, 220200113047 is an apocalyptic number.
20200113047 is a deficient number, since it is larger than the sum of its proper divisors (1).
20200113047 is an equidigital number, since it uses as much as digits as its factorization.
20200113047 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 336, while the sum is 20.
Adding to 20200113047 its reverse (74031100202), we get a palindrome (94231213249).
The spelling of 20200113047 in words is "twenty billion, two hundred million, one hundred thirteen thousand, forty-seven".
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