Base | Representation |
---|---|
bin | 10010111010000111… |
… | …001101010111011001 |
3 | 1221101220101202212000 |
4 | 102322013031113121 |
5 | 313034343233423 |
6 | 13154325111213 |
7 | 1316052611364 |
oct | 227207152731 |
9 | 57356352760 |
10 | 20302321113 |
11 | 8679149388 |
12 | 3b27258509 |
13 | 1bb7209079 |
14 | da85010db |
15 | 7dc587843 |
hex | 4ba1cd5d9 |
20302321113 has 32 divisors (see below), whose sum is σ = 30791577600. Its totient is φ = 13214942928.
The previous prime is 20302321069. The next prime is 20302321121. The reversal of 20302321113 is 31112320302.
It is not a de Polignac number, because 20302321113 - 210 = 20302320089 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20302321163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 512620 + ... + 550802.
It is an arithmetic number, because the mean of its divisors is an integer number (962236800).
Almost surely, 220302321113 is an apocalyptic number.
It is an amenable number.
20302321113 is a deficient number, since it is larger than the sum of its proper divisors (10489256487).
20302321113 is a wasteful number, since it uses less digits than its factorization.
20302321113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38658 (or 38652 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 20302321113 its reverse (31112320302), we get a palindrome (51414641415).
The spelling of 20302321113 in words is "twenty billion, three hundred two million, three hundred twenty-one thousand, one hundred thirteen".
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