Base | Representation |
---|---|
bin | 10010111010001010… |
… | …010011011000110011 |
3 | 1221101221220222110200 |
4 | 102322022103120303 |
5 | 313040100212321 |
6 | 13154354330243 |
7 | 1316062530165 |
oct | 227212233063 |
9 | 57357828420 |
10 | 20303132211 |
11 | 867965280a |
12 | 3b27589983 |
13 | 1bb74312cb |
14 | da8672935 |
15 | 7dc697d26 |
hex | 4ba293633 |
20303132211 has 24 divisors (see below), whose sum is σ = 30417623184. Its totient is φ = 13039185600.
The previous prime is 20303132207. The next prime is 20303132231. The reversal of 20303132211 is 11223130302.
20303132211 is a `hidden beast` number, since 20 + 303 + 132 + 211 = 666.
It is not a de Polignac number, because 20303132211 - 22 = 20303132207 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20303132231) 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, 268201 + ... + 335466.
It is an arithmetic number, because the mean of its divisors is an integer number (1267400966).
Almost surely, 220303132211 is an apocalyptic number.
20303132211 is a deficient number, since it is larger than the sum of its proper divisors (10114490973).
20303132211 is a wasteful number, since it uses less digits than its factorization.
20303132211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 603811 (or 603808 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 20303132211 its reverse (11223130302), we get a palindrome (31526262513).
The spelling of 20303132211 in words is "twenty billion, three hundred three million, one hundred thirty-two thousand, two hundred eleven".
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