Base | Representation |
---|---|
bin | 10100101100101011… |
… | …01011111111100100 |
3 | 1001200102120100201220 |
4 | 22112111223333210 |
5 | 140224210432322 |
6 | 5034353020340 |
7 | 542241105666 |
oct | 122625537744 |
9 | 31612510656 |
10 | 11112202212 |
11 | 4792603aa1 |
12 | 21a15546b0 |
13 | 10812511a7 |
14 | 775b5a536 |
15 | 45085455c |
hex | 29656bfe4 |
11112202212 has 48 divisors (see below), whose sum is σ = 27308836800. Its totient is φ = 3507096960.
The previous prime is 11112202187. The next prime is 11112202217. The reversal of 11112202212 is 21220221111.
It is a junction number, because it is equal to n+sod(n) for n = 11112202191 and 11112202200.
It is not an unprimeable number, because it can be changed into a prime (11112202217) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 411214 + ... + 437402.
It is an arithmetic number, because the mean of its divisors is an integer number (568934100).
Almost surely, 211112202212 is an apocalyptic number.
11112202212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11112202212 is an abundant number, since it is smaller than the sum of its proper divisors (16196634588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11112202212 is a wasteful number, since it uses less digits than its factorization.
11112202212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28076 (or 28074 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 11112202212 its reverse (21220221111), we get a palindrome (32332423323).
The spelling of 11112202212 in words is "eleven billion, one hundred twelve million, two hundred two thousand, two hundred twelve".
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