Base | Representation |
---|---|
bin | 10010110100101111… |
… | …000101010000101111 |
3 | 1221011121122120222212 |
4 | 102310233011100233 |
5 | 312343300013013 |
6 | 13141343401035 |
7 | 1313606050343 |
oct | 226457052057 |
9 | 57147576885 |
10 | 20212110383 |
11 | 8632233763 |
12 | 3b00bb317b |
13 | 1ba161223a |
14 | d9a53b623 |
15 | 7d46b86a8 |
hex | 4b4bc542f |
20212110383 has 2 divisors, whose sum is σ = 20212110384. Its totient is φ = 20212110382.
The previous prime is 20212110323. The next prime is 20212110419. The reversal of 20212110383 is 38301121202.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 20212110383 - 226 = 20145001519 is a prime.
It is a super-2 number, since 2×202121103832 (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 (20212110323) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106055191 + 10106055192.
It is an arithmetic number, because the mean of its divisors is an integer number (10106055192).
Almost surely, 220212110383 is an apocalyptic number.
20212110383 is a deficient number, since it is larger than the sum of its proper divisors (1).
20212110383 is an equidigital number, since it uses as much as digits as its factorization.
20212110383 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 20212110383 its reverse (38301121202), we get a palindrome (58513231585).
The spelling of 20212110383 in words is "twenty billion, two hundred twelve million, one hundred ten thousand, three hundred eighty-three".
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