Base | Representation |
---|---|
bin | 1001001100001110100001… |
… | …01111011101111111010011 |
3 | 2122120011221212101222121221 |
4 | 10212013100233131333103 |
5 | 10122120242221412321 |
6 | 110552542000225511 |
7 | 4154135300611456 |
oct | 446072057357723 |
9 | 78504855358557 |
10 | 20211323232211 |
11 | 6492635069191 |
12 | 232510b30b297 |
13 | b37bc54a09c7 |
14 | 4dc33a10d49d |
15 | 250b22446e41 |
hex | 1261d0bddfd3 |
20211323232211 has 8 divisors (see below), whose sum is σ = 20868822374400. Its totient is φ = 19554169150920.
The previous prime is 20211323232157. The next prime is 20211323232227. The reversal of 20211323232211 is 11223232311202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20211323232211 - 27 = 20211323232083 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20211323232241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86146171 + ... + 86380468.
It is an arithmetic number, because the mean of its divisors is an integer number (2608602796800).
Almost surely, 220211323232211 is an apocalyptic number.
20211323232211 is a deficient number, since it is larger than the sum of its proper divisors (657499142189).
20211323232211 is a wasteful number, since it uses less digits than its factorization.
20211323232211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172530449.
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 20211323232211 its reverse (11223232311202), we get a palindrome (31434555543413).
The spelling of 20211323232211 in words is "twenty trillion, two hundred eleven billion, three hundred twenty-three million, two hundred thirty-two thousand, two hundred eleven".
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