Base | Representation |
---|---|
bin | 110000000001101010001001… |
… | …101101111110000111101000 |
3 | 1000200212110021202102012001002 |
4 | 300001222021231332013220 |
5 | 210141112443311242300 |
6 | 2025121120445014132 |
7 | 62330104522441412 |
oct | 6001521155760750 |
9 | 1020773252365032 |
10 | 211220212212200 |
11 | 61334a97326664 |
12 | 1b833a85854348 |
13 | 90b1c9934b779 |
14 | 3a231818039b2 |
15 | 19644c83a65d5 |
hex | c01a89b7e1e8 |
211220212212200 has 48 divisors (see below), whose sum is σ = 491095175873280. Its totient is φ = 84486677146560.
The previous prime is 211220212212187. The next prime is 211220212212241. The reversal of 211220212212200 is 2212212022112.
It is a super-2 number, since 2×2112202122122002 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3276347 + ... + 20812853.
It is an arithmetic number, because the mean of its divisors is an integer number (10231149497360).
Almost surely, 2211220212212200 is an apocalyptic number.
211220212212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
211220212212200 is an abundant number, since it is smaller than the sum of its proper divisors (279874963661080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211220212212200 is a wasteful number, since it uses less digits than its factorization.
211220212212200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17596746 (or 17596737 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 211220212212200 its reverse (2212212022112), we get a palindrome (213432424234312).
The spelling of 211220212212200 in words is "two hundred eleven trillion, two hundred twenty billion, two hundred twelve million, two hundred twelve thousand, two hundred".
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