Base | Representation |
---|---|
bin | 100000010100100101000… |
… | …100011011101111000000 |
3 | 21212100002200011021020112 |
4 | 200110211010123233000 |
5 | 242342323210324300 |
6 | 4420211330130452 |
7 | 316320265405526 |
oct | 40244504335700 |
9 | 7770080137215 |
10 | 2221120011200 |
11 | 786a76383aa2 |
12 | 2ba574720a28 |
13 | 1315b22c739c |
14 | 797078c4316 |
15 | 3cb9a6a7e35 |
hex | 2052511bbc0 |
2221120011200 has 42 divisors (see below), whose sum is σ = 5465343431496. Its totient is φ = 888448003840.
The previous prime is 2221120011191. The next prime is 2221120011203. The reversal of 2221120011200 is 21100211222.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2221120011203) 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, 694098404 + ... + 694101603.
Almost surely, 22221120011200 is an apocalyptic number.
2221120011200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2221120011200 is an abundant number, since it is smaller than the sum of its proper divisors (3244223420296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2221120011200 is a wasteful number, since it uses less digits than its factorization.
2221120011200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1388200029 (or 1388200014 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 2221120011200 its reverse (21100211222), we get a palindrome (2242220222422).
The spelling of 2221120011200 in words is "two trillion, two hundred twenty-one billion, one hundred twenty million, eleven thousand, two hundred".
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