Base | Representation |
---|---|
bin | 100000001011010110100… |
… | …000110111011110100010 |
3 | 21211101112011201202122100 |
4 | 200023112200313132202 |
5 | 242212030301131320 |
6 | 4411452233551230 |
7 | 315516616663236 |
oct | 40132640673642 |
9 | 7741464652570 |
10 | 2211212130210 |
11 | 7828516683a6 |
12 | 2b866a575516 |
13 | 130693721505 |
14 | 79047aa05c6 |
15 | 3c7ba944790 |
hex | 202d68377a2 |
2211212130210 has 48 divisors (see below), whose sum is σ = 5793038222400. Its totient is φ = 585155369760.
The previous prime is 2211212130191. The next prime is 2211212130221. The reversal of 2211212130210 is 120312121122.
2211212130210 is a `hidden beast` number, since 2 + 211 + 212 + 1 + 30 + 210 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93763110 + ... + 93786689.
It is an arithmetic number, because the mean of its divisors is an integer number (120688296300).
Almost surely, 22211212130210 is an apocalyptic number.
2211212130210 is an abundant number, since it is smaller than the sum of its proper divisors (3581826092190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2211212130210 is a wasteful number, since it uses less digits than its factorization.
2211212130210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 187549943 (or 187549940 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
Adding to 2211212130210 its reverse (120312121122), we get a palindrome (2331524251332).
The spelling of 2211212130210 in words is "two trillion, two hundred eleven billion, two hundred twelve million, one hundred thirty thousand, two hundred ten".
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