Base | Representation |
---|---|
bin | 1000001100100100… |
… | …1000101001100101 |
3 | 12200100002020202001 |
4 | 2003021020221211 |
5 | 14001223210041 |
6 | 1002154045301 |
7 | 105344322322 |
oct | 20311105145 |
9 | 5610066661 |
10 | 2200210021 |
11 | a29a63399 |
12 | 514a19831 |
13 | 290aa6129 |
14 | 16c2d3b49 |
15 | cd25e131 |
hex | 83248a65 |
2200210021 has 8 divisors (see below), whose sum is σ = 2214950400. Its totient is φ = 2185493232.
The previous prime is 2200209967. The next prime is 2200210031. The reversal of 2200210021 is 1200120022.
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 2200210021 - 215 = 2200177253 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2200210031) 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, 206380 + ... + 216778.
It is an arithmetic number, because the mean of its divisors is an integer number (276868800).
Almost surely, 22200210021 is an apocalyptic number.
It is an amenable number.
2200210021 is a deficient number, since it is larger than the sum of its proper divisors (14740379).
2200210021 is a wasteful number, since it uses less digits than its factorization.
2200210021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11795.
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 2200210021 is about 46906.3963761873. The cubic root of 2200210021 is about 1300.6328321279.
Adding to 2200210021 its reverse (1200120022), we get a palindrome (3400330043).
It can be divided in two parts, 22002 and 10021, that added together give a palindrome (32023).
The spelling of 2200210021 in words is "two billion, two hundred million, two hundred ten thousand, twenty-one".
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