Base | Representation |
---|---|
bin | 10010101111011100… |
… | …000010011111101001 |
3 | 1220221102102010002112 |
4 | 102233130002133221 |
5 | 312203021412413 |
6 | 13124450412105 |
7 | 1311446436356 |
oct | 225734023751 |
9 | 56842363075 |
10 | 20123232233 |
11 | 8597049245 |
12 | 3a97291035 |
13 | 1b89093b10 |
14 | d8c80362d |
15 | 7cb9ae2a8 |
hex | 4af7027e9 |
20123232233 has 16 divisors (see below), whose sum is σ = 22110418176. Its totient is φ = 18201119040.
The previous prime is 20123232229. The next prime is 20123232257. The reversal of 20123232233 is 33223232102.
It is not a de Polignac number, because 20123232233 - 22 = 20123232229 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20123232199 and 20123232208.
It is not an unprimeable number, because it can be changed into a prime (20123232203) 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 15 ways as a sum of consecutive naturals, for example, 160316 + ... + 256802.
It is an arithmetic number, because the mean of its divisors is an integer number (1381901136).
Almost surely, 220123232233 is an apocalyptic number.
It is an amenable number.
20123232233 is a deficient number, since it is larger than the sum of its proper divisors (1987185943).
20123232233 is a wasteful number, since it uses less digits than its factorization.
20123232233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96824.
The product of its (nonzero) digits is 2592, while the sum is 23.
Adding to 20123232233 its reverse (33223232102), we get a palindrome (53346464335).
The spelling of 20123232233 in words is "twenty billion, one hundred twenty-three million, two hundred thirty-two thousand, two hundred thirty-three".
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