Number Theory Basics: Factors and Divisibility

The goal of this video is to define the terms number theory, divisible by, divides, factor, multiple, and factorization. We also discuss some sample homework questions that involve these terms.

[ayeshahack]

The video helped me understand the Divisibility tests and the Ladder format. Thank you!

[llmi]

Joseph Versil
MGF1107
I learned the basics of factoring and divisibility from this video. I never understood how to factor, but this video really helped!

[biancamontgomery]

Bianca Montgomery
MGF1107
I learned how to better comprehend reading problems written in a precise sequence which is extremely useful. I also gained a better grasp of the Ladder format thanks to this video. I really appreciate it.

[jennichols]

Jenniffer Nichols
MGF 1107
M-W 9:30 am
This is very helpful for the understanding of reading problems that are written in a specific order.

[val]

Your Name: Valeria M
MGF1107
The video helped me understand how checking divisibility works and how to do the process in different ways. Thank you:)

[AdamHuapaya]

Adam Huapaya
MGF1107
This video helped me with factorization and defining the terms number theory

[bm]

@BMorisseau MGF1107 Online
One take-away from this video was the terminology to use when finding the factors. Thank you.

[nayelhinevarez]

Name: Nayelhi Nevarez
Course: MGF1107
The video helped me understand the meanings of the terms number theory, factors, and factorization, and each exercise helped me do my homework in MyLab. Thank you, professor!

[BrittanyK-hn]

Brittany knowles
MGF1107
Online

a natural number is divisible by the natural number divides .. understanding if the first number goes evenly into the other number.

[sarcasualtv]

Kendra Brown
Mgf1107
Monday 11AM

In this video I learned that a counting number is only divisible if there is no remainder.

[elainesuarezperez]

Elaine Suarez
MGF1107 11 a.m.
I learned that the factors of every number have to be prime numbers.