Base | Representation |
---|---|
bin | 10010110101110111… |
… | …100010001010001001 |
3 | 1221012221101112010022 |
4 | 102311313202022021 |
5 | 312413130244423 |
6 | 13143302430225 |
7 | 1314226352624 |
oct | 226567421211 |
9 | 57187345108 |
10 | 20231103113 |
11 | 8641a26231 |
12 | 3b07432375 |
13 | 1ba5532040 |
14 | d9cc82dbb |
15 | 7d61badc8 |
hex | 4b5de2289 |
20231103113 has 24 divisors (see below), whose sum is σ = 23242208640. Its totient is φ = 17502024960.
The previous prime is 20231103103. The next prime is 20231103187. The reversal of 20231103113 is 31130113202.
It is not a de Polignac number, because 20231103113 - 216 = 20231037577 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20231103091 and 20231103100.
It is not an unprimeable number, because it can be changed into a prime (20231103103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 886658 + ... + 909188.
It is an arithmetic number, because the mean of its divisors is an integer number (968425360).
Almost surely, 220231103113 is an apocalyptic number.
It is an amenable number.
20231103113 is a deficient number, since it is larger than the sum of its proper divisors (3011105527).
20231103113 is a wasteful number, since it uses less digits than its factorization.
20231103113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22817 (or 22800 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 20231103113 its reverse (31130113202), we get a palindrome (51361216315).
The spelling of 20231103113 in words is "twenty billion, two hundred thirty-one million, one hundred three thousand, one hundred thirteen".
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