Base | Representation |
---|---|
bin | 10100110111001010… |
… | …00100010110010100 |
3 | 1001220120000001120010 |
4 | 22123211010112110 |
5 | 140414212321322 |
6 | 5051213240220 |
7 | 544356310461 |
oct | 123345042624 |
9 | 31816001503 |
10 | 11200120212 |
11 | 48281a30a6 |
12 | 2206a93070 |
13 | 1096524588 |
14 | 7836c4668 |
15 | 45841e20c |
hex | 29b944594 |
11200120212 has 24 divisors (see below), whose sum is σ = 26501694912. Its totient is φ = 3680790400.
The previous prime is 11200120201. The next prime is 11200120249. The reversal of 11200120212 is 21202100211.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
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, 6571989 + ... + 6573692.
It is an arithmetic number, because the mean of its divisors is an integer number (1104237288).
Almost surely, 211200120212 is an apocalyptic number.
11200120212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11200120212 is an abundant number, since it is smaller than the sum of its proper divisors (15301574700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11200120212 is a wasteful number, since it uses less digits than its factorization.
11200120212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13145759 (or 13145757 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 11200120212 its reverse (21202100211), we get a palindrome (32402220423).
The spelling of 11200120212 in words is "eleven billion, two hundred million, one hundred twenty thousand, two hundred twelve".
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