Base | Representation |
---|---|
bin | 111110100101100000011 |
3 | 10212012012021 |
4 | 13310230003 |
5 | 1011111234 |
6 | 111542311 |
7 | 23301031 |
oct | 7645403 |
9 | 3765167 |
10 | 2050819 |
11 | 11808a1 |
12 | 82a997 |
13 | 56a604 |
14 | 3b5551 |
15 | 2a79b4 |
hex | 1f4b03 |
2050819 has 2 divisors, whose sum is σ = 2050820. Its totient is φ = 2050818.
The previous prime is 2050817. The next prime is 2050823. The reversal of 2050819 is 9180502.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2050819 - 21 = 2050817 is a prime.
It is a super-2 number, since 2×20508192 = 8411717141522, which contains 22 as substring.
Together with 2050817, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 2050793 and 2050802.
It is not a weakly prime, because it can be changed into another prime (2050813) by changing a digit.
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 as a sum of consecutive naturals, namely, 1025409 + 1025410.
It is an arithmetic number, because the mean of its divisors is an integer number (1025410).
22050819 is an apocalyptic number.
2050819 is a deficient number, since it is larger than the sum of its proper divisors (1).
2050819 is an equidigital number, since it uses as much as digits as its factorization.
2050819 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 720, while the sum is 25.
The square root of 2050819 is about 1432.0680849736. The cubic root of 2050819 is about 127.0503241569.
The spelling of 2050819 in words is "two million, fifty thousand, eight hundred nineteen".
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