Base | Representation |
---|---|
bin | 10100101101000011… |
… | …00111101010100100 |
3 | 1001200122110021112202 |
4 | 22112201213222210 |
5 | 140231011031322 |
6 | 5034544034032 |
7 | 542306514350 |
oct | 122641475244 |
9 | 31618407482 |
10 | 11115330212 |
11 | 4794350118 |
12 | 21a2602918 |
13 | 1081aa7b8c |
14 | 776332460 |
15 | 450c71292 |
hex | 296867aa4 |
11115330212 has 24 divisors (see below), whose sum is σ = 22343517504. Its totient is φ = 4739529312.
The previous prime is 11115330179. The next prime is 11115330227. The reversal of 11115330212 is 21203351111.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1002038 + ... + 1013069.
It is an arithmetic number, because the mean of its divisors is an integer number (930979896).
Almost surely, 211115330212 is an apocalyptic number.
It is an amenable number.
11115330212 is an abundant number, since it is smaller than the sum of its proper divisors (11228187292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11115330212 is a wasteful number, since it uses less digits than its factorization.
11115330212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2015315 (or 2015313 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 20.
Adding to 11115330212 its reverse (21203351111), we get a palindrome (32318681323).
The spelling of 11115330212 in words is "eleven billion, one hundred fifteen million, three hundred thirty thousand, two hundred twelve".
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