Base | Representation |
---|---|
bin | 110000001101001001101101… |
… | …111111011100001011110010 |
3 | 1000210122221220220000022211020 |
4 | 300031021231333130023302 |
5 | 210242033010334342320 |
6 | 2030524020432400310 |
7 | 62441134650455211 |
oct | 6015115577341362 |
9 | 1023587826008736 |
10 | 212010021012210 |
11 | 61609a43853a23 |
12 | 1b940b670a6096 |
13 | 913b5c7b14c95 |
14 | 3a4d4a8475078 |
15 | 1979d01b1d940 |
hex | c0d26dfdc2f2 |
212010021012210 has 32 divisors (see below), whose sum is σ = 509350238762112. Its totient is φ = 56477540232960.
The previous prime is 212010021012169. The next prime is 212010021012221. The reversal of 212010021012210 is 12210120010212.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 212010021012210.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3654056151 + ... + 3654114170.
It is an arithmetic number, because the mean of its divisors is an integer number (15917194961316).
Almost surely, 2212010021012210 is an apocalyptic number.
212010021012210 is an abundant number, since it is smaller than the sum of its proper divisors (297340217749902).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212010021012210 is a wasteful number, since it uses less digits than its factorization.
212010021012210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7308171298.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 212010021012210 its reverse (12210120010212), we get a palindrome (224220141022422).
The spelling of 212010021012210 in words is "two hundred twelve trillion, ten billion, twenty-one million, twelve thousand, two hundred ten".
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