Base | Representation |
---|---|
bin | 10010111011010110… |
… | …111110010101111101 |
3 | 1221110100202002222000 |
4 | 102323112332111331 |
5 | 313110221343401 |
6 | 13200353212513 |
7 | 1316425420425 |
oct | 227326762575 |
9 | 57410662860 |
10 | 20323231101 |
11 | 8689a30368 |
12 | 3b32261139 |
13 | 1bbb64a744 |
14 | dab1c5485 |
15 | 7de318186 |
hex | 4bb5be57d |
20323231101 has 8 divisors (see below), whose sum is σ = 30108490560. Its totient is φ = 13548820716.
The previous prime is 20323231099. The next prime is 20323231133. The reversal of 20323231101 is 10113232302.
It is not a de Polignac number, because 20323231101 - 21 = 20323231099 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20323231151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376356105 + ... + 376356158.
It is an arithmetic number, because the mean of its divisors is an integer number (3763561320).
Almost surely, 220323231101 is an apocalyptic number.
It is an amenable number.
20323231101 is a deficient number, since it is larger than the sum of its proper divisors (9785259459).
20323231101 is an equidigital number, since it uses as much as digits as its factorization.
20323231101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 752712272 (or 752712266 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 20323231101 its reverse (10113232302), we get a palindrome (30436463403).
The spelling of 20323231101 in words is "twenty billion, three hundred twenty-three million, two hundred thirty-one thousand, one hundred one".
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