Base | Representation |
---|---|
bin | 1001111001010… |
… | …00011101000101 |
3 | 12210011222222210 |
4 | 10330220131011 |
5 | 132222100310 |
6 | 12123014033 |
7 | 2025341565 |
oct | 474503505 |
9 | 183158883 |
10 | 83003205 |
11 | 4294259a |
12 | 2396a319 |
13 | 1427232c |
14 | b048da5 |
15 | 7448820 |
hex | 4f28745 |
83003205 has 16 divisors (see below), whose sum is σ = 138579840. Its totient is φ = 42343488.
The previous prime is 83003203. The next prime is 83003209. The reversal of 83003205 is 50230038.
It is not a de Polignac number, because 83003205 - 21 = 83003203 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83003203) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 119950 + ... + 120639.
It is an arithmetic number, because the mean of its divisors is an integer number (8661240).
Almost surely, 283003205 is an apocalyptic number.
It is an amenable number.
83003205 is a deficient number, since it is larger than the sum of its proper divisors (55576635).
83003205 is a wasteful number, since it uses less digits than its factorization.
83003205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 240620.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 83003205 is about 9110.6094746729. The cubic root of 83003205 is about 436.2126817063.
The spelling of 83003205 in words is "eighty-three million, three thousand, two hundred five".
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