Base | Representation |
---|---|
bin | 1100110111101011000… |
… | …1111000110001010001 |
3 | 210010201001201211211202 |
4 | 3031322301320301101 |
5 | 12110304411330113 |
6 | 245323505320545 |
7 | 21655100306000 |
oct | 3157261706121 |
9 | 703631654752 |
10 | 221103230033 |
11 | 85851011284 |
12 | 36a27036155 |
13 | 17b08438a3a |
14 | a9b6b06c37 |
15 | 5b40eb3258 |
hex | 337ac78c51 |
221103230033 has 32 divisors (see below), whose sum is σ = 271622400000. Its totient is φ = 179406738000.
The previous prime is 221103229969. The next prime is 221103230081. The reversal of 221103230033 is 330032301122.
It is not a de Polignac number, because 221103230033 - 26 = 221103229969 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 221103229987 and 221103230014.
It is not an unprimeable number, because it can be changed into a prime (221103230093) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9105158 + ... + 9129408.
It is an arithmetic number, because the mean of its divisors is an integer number (8488200000).
Almost surely, 2221103230033 is an apocalyptic number.
It is an amenable number.
221103230033 is a deficient number, since it is larger than the sum of its proper divisors (50519169967).
221103230033 is a wasteful number, since it uses less digits than its factorization.
221103230033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25690 (or 25676 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 221103230033 its reverse (330032301122), we get a palindrome (551135531155).
The spelling of 221103230033 in words is "two hundred twenty-one billion, one hundred three million, two hundred thirty thousand, thirty-three".
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