Base | Representation |
---|---|
bin | 1000001100110101… |
… | …0101011111101101 |
3 | 12200102011012021221 |
4 | 2003031111133231 |
5 | 14002013424323 |
6 | 1002233423341 |
7 | 105356556643 |
oct | 20315253755 |
9 | 5612135257 |
10 | 2201311213 |
11 | a2a645772 |
12 | 51526ab51 |
13 | 2910a041a |
14 | 16c4dd193 |
15 | cd3ca55d |
hex | 833557ed |
2201311213 has 2 divisors, whose sum is σ = 2201311214. Its totient is φ = 2201311212.
The previous prime is 2201311187. The next prime is 2201311241. The reversal of 2201311213 is 3121131022.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1769211844 + 432099369 = 42062^2 + 20787^2 .
It is a cyclic number.
It is not a de Polignac number, because 2201311213 - 29 = 2201310701 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2201311243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100655606 + 1100655607.
It is an arithmetic number, because the mean of its divisors is an integer number (1100655607).
Almost surely, 22201311213 is an apocalyptic number.
It is an amenable number.
2201311213 is a deficient number, since it is larger than the sum of its proper divisors (1).
2201311213 is an equidigital number, since it uses as much as digits as its factorization.
2201311213 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 2201311213 is about 46918.1330937197. The cubic root of 2201311213 is about 1300.8497822643.
Adding to 2201311213 its reverse (3121131022), we get a palindrome (5322442235).
The spelling of 2201311213 in words is "two billion, two hundred one million, three hundred eleven thousand, two hundred thirteen".
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