Base | Representation |
---|---|
bin | 1100010110100000101… |
… | …0101010001000111010 |
3 | 202021201122122211012111 |
4 | 3011220022222020322 |
5 | 11434041430201020 |
6 | 241252300202534 |
7 | 21221352632515 |
oct | 3055012521072 |
9 | 667648584174 |
10 | 212201022010 |
11 | 81aa2a4366a |
12 | 3516183944a |
13 | 1701a008223 |
14 | a3b06a9d7c |
15 | 57be6a1d5a |
hex | 31682aa23a |
212201022010 has 32 divisors (see below), whose sum is σ = 383378283792. Its totient is φ = 84565816320.
The previous prime is 212201022001. The next prime is 212201022013. The reversal of 212201022010 is 10220102212.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 195676176609 + 16524845401 = 442353^2 + 128549^2 .
It is not an unprimeable number, because it can be changed into a prime (212201022013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12417592 + ... + 12434668.
Almost surely, 2212201022010 is an apocalyptic number.
212201022010 is a deficient number, since it is larger than the sum of its proper divisors (171177261782).
212201022010 is a wasteful number, since it uses less digits than its factorization.
212201022010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21618.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 212201022010 its reverse (10220102212), we get a palindrome (222421124222).
The spelling of 212201022010 in words is "two hundred twelve billion, two hundred one million, twenty-two thousand, ten".
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