Base | Representation |
---|---|
bin | 101111110010111111011000… |
… | …101101101000111100111010 |
3 | 1000120022002111001122000221200 |
4 | 233302333120231220330322 |
5 | 210023104111333223002 |
6 | 2023030054422115030 |
7 | 62164221532005342 |
oct | 5762773055507472 |
9 | 1016262431560850 |
10 | 210212220211002 |
11 | 60a865580a69a9 |
12 | 1b6b065327ba76 |
13 | 903ac093b0849 |
14 | 39ca47bbb5d22 |
15 | 19481801c4b1c |
hex | bf2fd8b68f3a |
210212220211002 has 12 divisors (see below), whose sum is σ = 455459810457210. Its totient is φ = 70070740070328.
The previous prime is 210212220211001. The next prime is 210212220211009. The reversal of 210212220211002 is 200112022212012.
It is a happy number.
210212220211002 is a `hidden beast` number, since 21 + 0 + 212 + 220 + 211 + 0 + 0 + 2 = 666.
It can be written as a sum of positive squares in only one way, i.e., 200998075309641 + 9214144901361 = 14177379^2 + 3035481^2 .
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11678456678389 = 210212220211002 / (2 + 1 + 0 + 2 + 1 + 2 + 2 + 2 + 0 + 2 + 1 + 1 + 0 + 0 + 2).
It is not an unprimeable number, because it can be changed into a prime (210212220211001) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5839228339177 + ... + 5839228339212.
Almost surely, 2210212220211002 is an apocalyptic number.
210212220211002 is an abundant number, since it is smaller than the sum of its proper divisors (245247590246208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210212220211002 is a wasteful number, since it uses less digits than its factorization.
210212220211002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11678456678397 (or 11678456678394 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 210212220211002 its reverse (200112022212012), we get a palindrome (410324242423014).
The spelling of 210212220211002 in words is "two hundred ten trillion, two hundred twelve billion, two hundred twenty million, two hundred eleven thousand, two".
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