Base | Representation |
---|---|
bin | 1000011000000011000000 |
3 | 11010112212022 |
4 | 20120003000 |
5 | 1030230043 |
6 | 115021012 |
7 | 24443210 |
oct | 10300300 |
9 | 4115768 |
10 | 2195648 |
11 | 126a694 |
12 | 89a768 |
13 | 5bb500 |
14 | 412240 |
15 | 2d5868 |
hex | 2180c0 |
2195648 has 84 divisors (see below), whose sum is σ = 5577840. Its totient is φ = 838656.
The previous prime is 2195629. The next prime is 2195653. The reversal of 2195648 is 8465912.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75698 + ... + 75726.
22195648 is an apocalyptic number.
2195648 is a gapful number since it is divisible by the number (28) 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 2195648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2788920).
2195648 is an abundant number, since it is smaller than the sum of its proper divisors (3382192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2195648 is a wasteful number, since it uses less digits than its factorization.
2195648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74 (or 51 counting only the distinct ones).
The product of its digits is 17280, while the sum is 35.
The square root of 2195648 is about 1481.7719122726. The cubic root of 2195648 is about 129.9733278614.
The spelling of 2195648 in words is "two million, one hundred ninety-five thousand, six hundred forty-eight".
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