Base | Representation |
---|---|
bin | 10010111011010110… |
… | …100001010010101110 |
3 | 1221110100112001201221 |
4 | 102323112201102232 |
5 | 313110204041420 |
6 | 13200350453554 |
7 | 1316424413500 |
oct | 227326412256 |
9 | 57410461657 |
10 | 20323112110 |
11 | 8689959a24 |
12 | 3b322042ba |
13 | 1bbb608532 |
14 | dab193d70 |
15 | 7de2e2caa |
hex | 4bb5a14ae |
20323112110 has 48 divisors (see below), whose sum is σ = 44404311456. Its totient is φ = 6664967232.
The previous prime is 20323112099. The next prime is 20323112113. The reversal of 20323112110 is 1121132302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20323112113) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 890377 + ... + 912916.
It is an arithmetic number, because the mean of its divisors is an integer number (925089822).
Almost surely, 220323112110 is an apocalyptic number.
20323112110 is an abundant number, since it is smaller than the sum of its proper divisors (24081199346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20323112110 is a wasteful number, since it uses less digits than its factorization.
20323112110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1803337 (or 1803330 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 20323112110 its reverse (1121132302), we get a palindrome (21444244412).
The spelling of 20323112110 in words is "twenty billion, three hundred twenty-three million, one hundred twelve thousand, one hundred ten".
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