Base | Representation |
---|---|
bin | 1000010000100100111101 |
3 | 11001222220011 |
4 | 20100210331 |
5 | 1023240203 |
6 | 114223221 |
7 | 24255052 |
oct | 10204475 |
9 | 4058804 |
10 | 2165053 |
11 | 1249700 |
12 | 884b11 |
13 | 5aa5c7 |
14 | 405029 |
15 | 2cb76d |
hex | 21093d |
2165053 has 12 divisors (see below), whose sum is σ = 2465820. Its totient is φ = 1897280.
The previous prime is 2165047. The next prime is 2165057. The reversal of 2165053 is 3505612.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 480249 + 1684804 = 693^2 + 1298^2 .
It is not a de Polignac number, because 2165053 - 221 = 67901 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2165057) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3201 + ... + 3817.
It is an arithmetic number, because the mean of its divisors is an integer number (205485).
22165053 is an apocalyptic number.
It is an amenable number.
2165053 is a deficient number, since it is larger than the sum of its proper divisors (300767).
2165053 is a wasteful number, since it uses less digits than its factorization.
2165053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 668 (or 657 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 22.
The square root of 2165053 is about 1471.4119069791. The cubic root of 2165053 is about 129.3668025176.
The spelling of 2165053 in words is "two million, one hundred sixty-five thousand, fifty-three".
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