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What is number theory?
Posted by Shivani on June 3, 2021 at 4:15 pmWhat is number theory?
Aashutosh replied 2 years, 3 months ago 2 Members · 1 Reply 
1 Reply

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In number theory, the numbers are stated or divided into different types, such as negative numbers, natural numbers, complex numbers, whole numbers, prime numbers, etc.
For eg:
Negative Numbers – 1,2,3,4,5,6,7,8,9…..
Odd Numbers 1, 3, 5, 7, 9, 11, 13, 15, 17, 19…..
Even Numbers 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22 . . .
Square Numbers 4, 9, 16, 25, 36, 49, 64, 81,100 . . .
Cube Numbers 8, 27, 64, 125, 216, 343, 512 . . .
Prime Numbers 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37….
Perfect Numbers 6, 28, 496, 8128, . . .
Fibonacci Numbers 1, 1, 2, 3, 5, 8, 13, 21, 34, 55…
These all numbers combined some different numbers consist number theory.
Applications of Number Theory:
Number theory is used to find some divisibility tests and other functions also. Some of the applications are listed below:
1. Security System like in banking securities
2.Coding theory
3. Ecommerce websites
4. BarcodesMaking of modular designs
5. Memory management system
6. Authentication system