Base | Representation |
---|---|
bin | 11010001000101… |
… | …01011010110000 |
3 | 120021112112220011 |
4 | 31010111122300 |
5 | 422111140422 |
6 | 33431024304 |
7 | 5301340000 |
oct | 1504253260 |
9 | 507475804 |
10 | 219240112 |
11 | 102834383 |
12 | 6150b094 |
13 | 365628a0 |
14 | 21190000 |
15 | 143aa077 |
hex | d1156b0 |
219240112 has 100 divisors (see below), whose sum is σ = 534878960. Its totient is φ = 86534784.
The previous prime is 219240083. The next prime is 219240121. The reversal of 219240112 is 211042912.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 499189 + ... + 499627.
Almost surely, 2219240112 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 219240112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267439480).
219240112 is an abundant number, since it is smaller than the sum of its proper divisors (315638848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
219240112 is an equidigital number, since it uses as much as digits as its factorization.
219240112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 488 (or 461 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 22.
The square root of 219240112 is about 14806.7589971607. The cubic root of 219240112 is about 602.9852264430.
The spelling of 219240112 in words is "two hundred nineteen million, two hundred forty thousand, one hundred twelve".
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