Base | Representation |
---|---|
bin | 10010101111111101… |
… | …111100011010011111 |
3 | 1220222001010200010100 |
4 | 102233331330122133 |
5 | 312212310321343 |
6 | 13125405112143 |
7 | 1311615125025 |
oct | 225775743237 |
9 | 56861120110 |
10 | 20132120223 |
11 | 85a1069996 |
12 | 3a9a258653 |
13 | 1b8ab86497 |
14 | d8da78715 |
15 | 7cc6679d3 |
hex | 4aff7c69f |
20132120223 has 48 divisors (see below), whose sum is σ = 30404904192. Its totient is φ = 12821760000.
The previous prime is 20132120221. The next prime is 20132120227. The reversal of 20132120223 is 32202123102.
It is not a de Polignac number, because 20132120223 - 21 = 20132120221 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20132120196 and 20132120205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20132120221) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11862511 + ... + 11864207.
It is an arithmetic number, because the mean of its divisors is an integer number (633435504).
Almost surely, 220132120223 is an apocalyptic number.
20132120223 is a deficient number, since it is larger than the sum of its proper divisors (10272783969).
20132120223 is a wasteful number, since it uses less digits than its factorization.
20132120223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2256 (or 2253 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20132120223 its reverse (32202123102), we get a palindrome (52334243325).
The spelling of 20132120223 in words is "twenty billion, one hundred thirty-two million, one hundred twenty thousand, two hundred twenty-three".
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