Base | Representation |
---|---|
bin | 10100101011001110… |
… | …01000111111010100 |
3 | 1001122120121102201222 |
4 | 22111213020333110 |
5 | 140213100001322 |
6 | 5033235305512 |
7 | 542032305440 |
oct | 122547107724 |
9 | 31576542658 |
10 | 11100000212 |
11 | 478672a4a4 |
12 | 219944b298 |
13 | 107b86b282 |
14 | 7742a1820 |
15 | 44e743e42 |
hex | 2959c8fd4 |
11100000212 has 48 divisors (see below), whose sum is σ = 23053282560. Its totient is φ = 4575551232.
The previous prime is 11100000211. The next prime is 11100000239. The reversal of 11100000212 is 21200000111.
It is a self number, because there is not a number n which added to its sum of digits gives 11100000212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11100000211) 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, 187568 + ... + 239544.
It is an arithmetic number, because the mean of its divisors is an integer number (480276720).
Almost surely, 211100000212 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11100000212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11526641280).
11100000212 is an abundant number, since it is smaller than the sum of its proper divisors (11953282348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11100000212 is a wasteful number, since it uses less digits than its factorization.
11100000212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52280 (or 52278 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 8.
Adding to 11100000212 its reverse (21200000111), we get a palindrome (32300000323).
The spelling of 11100000212 in words is "eleven billion, one hundred million, two hundred twelve", and thus it is an aban number.
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