Base | Representation |
---|---|
bin | 1100001110101100000… |
… | …0001000010111000100 |
3 | 202002022022022020202110 |
4 | 3003223000020113010 |
5 | 11420241341011322 |
6 | 240304043541020 |
7 | 21115333653630 |
oct | 3035300102704 |
9 | 662268266673 |
10 | 210101110212 |
11 | 81115665874 |
12 | 3487652a770 |
13 | 16a73c4b576 |
14 | a251843dc0 |
15 | 56ea155c0c |
hex | 30eb0085c4 |
210101110212 has 192 divisors, whose sum is σ = 604959473664. Its totient is φ = 55391385600.
The previous prime is 210101110207. The next prime is 210101110267. The reversal of 210101110212 is 212011101012.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14848413 + ... + 14862555.
It is an arithmetic number, because the mean of its divisors is an integer number (3150830592).
Almost surely, 2210101110212 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 210101110212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302479736832).
210101110212 is an abundant number, since it is smaller than the sum of its proper divisors (394858363452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210101110212 is a wasteful number, since it uses less digits than its factorization.
210101110212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14378 (or 14376 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 210101110212 its reverse (212011101012), we get a palindrome (422112211224).
The spelling of 210101110212 in words is "two hundred ten billion, one hundred one million, one hundred ten thousand, two hundred twelve".
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