Base | Representation |
---|---|
bin | 1011111111110000… |
… | …1000100111110101 |
3 | 22022102101201201000 |
4 | 2333330020213311 |
5 | 23043333242323 |
6 | 1251312153513 |
7 | 142541231541 |
oct | 27774104765 |
9 | 8272351630 |
10 | 3220212213 |
11 | 14027a9109 |
12 | 75a538899 |
13 | 3c41c771a |
14 | 22796aa21 |
15 | 13ca91e43 |
hex | bff089f5 |
3220212213 has 32 divisors (see below), whose sum is σ = 4869953280. Its totient is φ = 2102293440.
The previous prime is 3220212173. The next prime is 3220212217. The reversal of 3220212213 is 3122120223.
It is not a de Polignac number, because 3220212213 - 225 = 3186657781 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3220212217) 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, 875368 + ... + 879038.
It is an arithmetic number, because the mean of its divisors is an integer number (152186040).
Almost surely, 23220212213 is an apocalyptic number.
It is an amenable number.
3220212213 is a deficient number, since it is larger than the sum of its proper divisors (1649741067).
3220212213 is a wasteful number, since it uses less digits than its factorization.
3220212213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4346 (or 4340 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 3220212213 is about 56746.9136870015. The cubic root of 3220212213 is about 1476.7086911682.
Adding to 3220212213 its reverse (3122120223), we get a palindrome (6342332436).
The spelling of 3220212213 in words is "three billion, two hundred twenty million, two hundred twelve thousand, two hundred thirteen".
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