Base | Representation |
---|---|
bin | 111101000111000… |
… | …0101101100000101 |
3 | 12021220101212221201 |
4 | 1322032011230011 |
5 | 13144412414134 |
6 | 535245342501 |
7 | 101546035651 |
oct | 17216055405 |
9 | 5256355851 |
10 | 2050513669 |
11 | 9625092a6 |
12 | 492867a31 |
13 | 268a824c9 |
14 | 156487a61 |
15 | c003e914 |
hex | 7a385b05 |
2050513669 has 2 divisors, whose sum is σ = 2050513670. Its totient is φ = 2050513668.
The previous prime is 2050513613. The next prime is 2050513681. The reversal of 2050513669 is 9663150502.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1551572100 + 498941569 = 39390^2 + 22337^2 .
It is a cyclic number.
It is not a de Polignac number, because 2050513669 - 223 = 2042125061 is a prime.
It is a super-2 number, since 2×20505136692 = 8409212613511683122, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2050513169) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025256834 + 1025256835.
It is an arithmetic number, because the mean of its divisors is an integer number (1025256835).
Almost surely, 22050513669 is an apocalyptic number.
It is an amenable number.
2050513669 is a deficient number, since it is larger than the sum of its proper divisors (1).
2050513669 is an equidigital number, since it uses as much as digits as its factorization.
2050513669 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48600, while the sum is 37.
The square root of 2050513669 is about 45282.5978605468. The cubic root of 2050513669 is about 1270.4401865528.
The spelling of 2050513669 in words is "two billion, fifty million, five hundred thirteen thousand, six hundred sixty-nine".
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