Base | Representation |
---|---|
bin | 11001001100101… |
… | …11000000100000 |
3 | 112201202100000020 |
4 | 30212113000200 |
5 | 413103213204 |
6 | 32550353440 |
7 | 5144501640 |
oct | 1446270040 |
9 | 481670006 |
10 | 211382304 |
11 | a9357721 |
12 | 5a95b880 |
13 | 34a410b3 |
14 | 20106520 |
15 | 13856bd9 |
hex | c997020 |
211382304 has 192 divisors, whose sum is σ = 668344320. Its totient is φ = 57231360.
The previous prime is 211382293. The next prime is 211382317. The reversal of 211382304 is 403283112.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1520667 + ... + 1520805.
It is an arithmetic number, because the mean of its divisors is an integer number (3480960).
Almost surely, 2211382304 is an apocalyptic number.
211382304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 211382304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (334172160).
211382304 is an abundant number, since it is smaller than the sum of its proper divisors (456962016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211382304 is a wasteful number, since it uses less digits than its factorization.
211382304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 263 (or 255 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 211382304 is about 14538.9925373115. The cubic root of 211382304 is about 595.6935198882.
The spelling of 211382304 in words is "two hundred eleven million, three hundred eighty-two thousand, three hundred four".
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