Base | Representation |
---|---|
bin | 11001010000001… |
… | …10010101011100 |
3 | 112202121111111222 |
4 | 30220012111130 |
5 | 413212311200 |
6 | 33004232512 |
7 | 5151411242 |
oct | 1450062534 |
9 | 482544458 |
10 | 211838300 |
11 | a9639283 |
12 | 5ab3b738 |
13 | 34b7080b |
14 | 201c4792 |
15 | 138e6d85 |
hex | ca0655c |
211838300 has 36 divisors (see below), whose sum is σ = 464449440. Its totient is φ = 83857920.
The previous prime is 211838293. The next prime is 211838311. The reversal of 211838300 is 3838112.
It is a self number, because there is not a number n which added to its sum of digits gives 211838300.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1220 + ... + 20619.
Almost surely, 2211838300 is an apocalyptic number.
211838300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
211838300 is an abundant number, since it is smaller than the sum of its proper divisors (252611140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211838300 is a wasteful number, since it uses less digits than its factorization.
211838300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21950 (or 21943 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 26.
The square root of 211838300 is about 14554.6659185294. The cubic root of 211838300 is about 596.1215575671.
The spelling of 211838300 in words is "two hundred eleven million, eight hundred thirty-eight thousand, three hundred".
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