Base | Representation |
---|---|
bin | 110000011110110000111001… |
… | …011100000100011101001100 |
3 | 1000221221122220201021102021211 |
4 | 300132300321130010131030 |
5 | 210421400203421232340 |
6 | 2033252021322304204 |
7 | 62624442205132564 |
oct | 6036607134043514 |
9 | 1027848821242254 |
10 | 213220320102220 |
11 | 61a36259067852 |
12 | 1bab7639958064 |
13 | 91c8789059992 |
14 | 3a91cc0739da4 |
15 | 199b53aa965ea |
hex | c1ec3970474c |
213220320102220 has 12 divisors (see below), whose sum is σ = 447762672214704. Its totient is φ = 85288128040880.
The previous prime is 213220320102113. The next prime is 213220320102259. The reversal of 213220320102220 is 22201023022312.
It is a junction number, because it is equal to n+sod(n) for n = 213220320102191 and 213220320102200.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5330508002536 + ... + 5330508002575.
It is an arithmetic number, because the mean of its divisors is an integer number (37313556017892).
Almost surely, 2213220320102220 is an apocalyptic number.
213220320102220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
213220320102220 is an abundant number, since it is smaller than the sum of its proper divisors (234542352112484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213220320102220 is a wasteful number, since it uses less digits than its factorization.
213220320102220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10661016005120 (or 10661016005118 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 213220320102220 its reverse (22201023022312), we get a palindrome (235421343124532).
The spelling of 213220320102220 in words is "two hundred thirteen trillion, two hundred twenty billion, three hundred twenty million, one hundred two thousand, two hundred twenty".
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