Base | Representation |
---|---|
bin | 111110101001101… |
… | …0000111101100100 |
3 | 12102111122221022012 |
4 | 1331103100331210 |
5 | 13301130432322 |
6 | 544333253352 |
7 | 103044265265 |
oct | 17523207544 |
9 | 5374587265 |
10 | 2102202212 |
11 | 989702700 |
12 | 4a8034258 |
13 | 2766ac346 |
14 | 15d2a096c |
15 | c484eae2 |
hex | 7d4d0f64 |
2102202212 has 36 divisors (see below), whose sum is σ = 4153023420. Its totient is φ = 929712960.
The previous prime is 2102202209. The next prime is 2102202233. The reversal of 2102202212 is 2122022012.
It can be written as a sum of positive squares in 2 ways, for example, as 1519752256 + 582449956 = 38984^2 + 24134^2 .
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 40787 + ... + 76602.
Almost surely, 22102202212 is an apocalyptic number.
2102202212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
2102202212 is a deficient number, since it is larger than the sum of its proper divisors (2050821208).
2102202212 is a wasteful number, since it uses less digits than its factorization.
2102202212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117452 (or 117439 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
The square root of 2102202212 is about 45849.7787562819. The cubic root of 2102202212 is about 1281.0266446047.
Adding to 2102202212 its reverse (2122022012), we get a palindrome (4224224224).
The spelling of 2102202212 in words is "two billion, one hundred two million, two hundred two thousand, two hundred twelve".
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