Base | Representation |
---|---|
bin | 111110100110111110000 |
3 | 10212020020000 |
4 | 13310313300 |
5 | 1011122233 |
6 | 111550000 |
7 | 23303151 |
oct | 7646760 |
9 | 3766200 |
10 | 2051568 |
11 | 1181412 |
12 | 82b300 |
13 | 56aa5c |
14 | 3b5928 |
15 | 2a7d13 |
hex | 1f4df0 |
2051568 has 50 divisors (see below), whose sum is σ = 5941584. Its totient is φ = 683424.
The previous prime is 2051537. The next prime is 2051587. The reversal of 2051568 is 8651502.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a zygodrome in base 6.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 505 + ... + 2087.
22051568 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 2051568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2970792).
2051568 is an abundant number, since it is smaller than the sum of its proper divisors (3890016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2051568 is a wasteful number, since it uses less digits than its factorization.
2051568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1603 (or 1588 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 27.
The square root of 2051568 is about 1432.3295710136. The cubic root of 2051568 is about 127.0657893784.
The spelling of 2051568 in words is "two million, fifty-one thousand, five hundred sixty-eight".
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