Base | Representation |
---|---|
bin | 111100011111100011110 |
3 | 10201201010020 |
4 | 13203330132 |
5 | 1001412423 |
6 | 110253010 |
7 | 22564056 |
oct | 7437436 |
9 | 3651106 |
10 | 1982238 |
11 | 1134315 |
12 | 7b7166 |
13 | 54532b |
14 | 398566 |
15 | 2924e3 |
hex | 1e3f1e |
1982238 has 16 divisors (see below), whose sum is σ = 4072080. Its totient is φ = 642816.
The previous prime is 1982219. The next prime is 1982263. The reversal of 1982238 is 8322891.
It is a junction number, because it is equal to n+sod(n) for n = 1982199 and 1982208.
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, 4243 + ... + 4686.
It is an arithmetic number, because the mean of its divisors is an integer number (254505).
21982238 is an apocalyptic number.
1982238 is an abundant number, since it is smaller than the sum of its proper divisors (2089842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1982238 is a wasteful number, since it uses less digits than its factorization.
1982238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8971.
The product of its digits is 6912, while the sum is 33.
The square root of 1982238 is about 1407.9197420308. The cubic root of 1982238 is about 125.6180167401.
The spelling of 1982238 in words is "one million, nine hundred eighty-two thousand, two hundred thirty-eight".
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