Base | Representation |
---|---|
bin | 111111100001010101000 |
3 | 10220202012200 |
4 | 13330022220 |
5 | 1013101243 |
6 | 112340200 |
7 | 23456235 |
oct | 7741250 |
9 | 3822180 |
10 | 2081448 |
11 | 11a1906 |
12 | 844660 |
13 | 57b535 |
14 | 3c278c |
15 | 2b1ad3 |
hex | 1fc2a8 |
2081448 has 24 divisors (see below), whose sum is σ = 5637450. Its totient is φ = 693792.
The previous prime is 2081437. The next prime is 2081467. The reversal of 2081448 is 8441802.
It can be written as a sum of positive squares in only one way, i.e., 1077444 + 1004004 = 1038^2 + 1002^2 .
It is a tau number, because it is divible by the number of its divisors (24).
It is an Ulam number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14383 + ... + 14526.
22081448 is an apocalyptic number.
It is an amenable number.
2081448 is an abundant number, since it is smaller than the sum of its proper divisors (3556002).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2081448 is a wasteful number, since it uses less digits than its factorization.
2081448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28921 (or 28914 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 27.
The square root of 2081448 is about 1442.7224265256. The cubic root of 2081448 is about 127.6797004723.
The spelling of 2081448 in words is "two million, eighty-one thousand, four hundred forty-eight".
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