Base | Representation |
---|---|
bin | 1100010101110000101… |
… | …1110100101111110011 |
3 | 202021012122101220020022 |
4 | 3011130023310233303 |
5 | 11433134000013021 |
6 | 241220315434055 |
7 | 21213362163461 |
oct | 3053413645763 |
9 | 667178356208 |
10 | 212000001011 |
11 | 819aa523607 |
12 | 3510645592b |
13 | 16cb74842a6 |
14 | a391add831 |
15 | 57abbe51ab |
hex | 315c2f4bf3 |
212000001011 has 8 divisors (see below), whose sum is σ = 216177652704. Its totient is φ = 207863107200.
The previous prime is 212000000977. The next prime is 212000001061. The reversal of 212000001011 is 110100000212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-212000001011 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 212000001011.
It is not an unprimeable number, because it can be changed into a prime (212000001061) 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, 10178966 + ... + 10199771.
It is an arithmetic number, because the mean of its divisors is an integer number (27022206588).
Almost surely, 2212000001011 is an apocalyptic number.
212000001011 is a deficient number, since it is larger than the sum of its proper divisors (4177651693).
212000001011 is a wasteful number, since it uses less digits than its factorization.
212000001011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20378941.
The product of its (nonzero) digits is 4, while the sum is 8.
Adding to 212000001011 its reverse (110100000212), we get a palindrome (322100001223).
The spelling of 212000001011 in words is "two hundred twelve billion, one thousand, eleven".
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