Base | Representation |
---|---|
bin | 1100010110001011001… |
… | …1010000001010010010 |
3 | 202021111101021020111202 |
4 | 3011202303100022102 |
5 | 11433400404001320 |
6 | 241235322511202 |
7 | 21216210516344 |
oct | 3054263201222 |
9 | 667441236452 |
10 | 212111000210 |
11 | 81a5714798a |
12 | 35137665502 |
13 | 170044793a5 |
14 | a3a2755294 |
15 | 57b681db75 |
hex | 3162cd0292 |
212111000210 has 8 divisors (see below), whose sum is σ = 381799800396. Its totient is φ = 84844400080.
The previous prime is 212111000183. The next prime is 212111000221. The reversal of 212111000210 is 12000111212.
It can be written as a sum of positive squares in 2 ways, for example, as 208017175921 + 4093824289 = 456089^2 + 63983^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 212111000191 and 212111000200.
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, 10605550001 + ... + 10605550020.
Almost surely, 2212111000210 is an apocalyptic number.
212111000210 is a deficient number, since it is larger than the sum of its proper divisors (169688800186).
212111000210 is a wasteful number, since it uses less digits than its factorization.
212111000210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21211100028.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 212111000210 its reverse (12000111212), we get a palindrome (224111111422).
The spelling of 212111000210 in words is "two hundred twelve billion, one hundred eleven million, two hundred ten", and thus it is an aban number.
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