Base | Representation |
---|---|
bin | 1000001100110010… |
… | …0111010011101111 |
3 | 12200101210120210012 |
4 | 2003030213103233 |
5 | 14001441401111 |
6 | 1002225403435 |
7 | 105355141253 |
oct | 20314472357 |
9 | 5611716705 |
10 | 2201122031 |
11 | a2a526619 |
12 | 51519957b |
13 | 291035294 |
14 | 16c490263 |
15 | cd38e48b |
hex | 833274ef |
2201122031 has 4 divisors (see below), whose sum is σ = 2203389864. Its totient is φ = 2198854200.
The previous prime is 2201121973. The next prime is 2201122037. The reversal of 2201122031 is 1302211022.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2201122031 - 210 = 2201121007 is a prime.
It is a super-2 number, since 2×22011220312 = 9689876390707129922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2201121997 and 2201122015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2201122037) 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 3 ways as a sum of consecutive naturals, for example, 1132460 + ... + 1134401.
It is an arithmetic number, because the mean of its divisors is an integer number (550847466).
Almost surely, 22201122031 is an apocalyptic number.
2201122031 is a deficient number, since it is larger than the sum of its proper divisors (2267833).
2201122031 is an equidigital number, since it uses as much as digits as its factorization.
2201122031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2267832.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 2201122031 is about 46916.1169642160. The cubic root of 2201122031 is about 1300.8125159277.
Adding to 2201122031 its reverse (1302211022), we get a palindrome (3503333053).
The spelling of 2201122031 in words is "two billion, two hundred one million, one hundred twenty-two thousand, thirty-one".
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