Favrion@lemmy.world to

math@lemmy.worldEnglish · 1 year ago

Is there a name for numbers whose factors only consist of prime numbers but are not prime in themselves?

3

4

Is there a name for numbers whose factors only consist of prime numbers but are not prime in themselves?

Favrion@lemmy.world to

math@lemmy.worldEnglish · 1 year ago

3

For example, 22 has factors of 2 and 11, both prime numbers, yet 22 itself is not prime.

Chat

PrincipleOfCharity@0v0.social
link
fedilink
English
arrow-up
2·
1 year ago
Semiprime numbers.

math@lemmy.world

math@lemmy.world

You are not logged in. However you can subscribe from another Fediverse account, for example Lemmy or Mastodon. To do this, paste the following into the search field of your instance: !math@lemmy.world

General community for all things mathematics on @lemmy.world

Submit link and text posts about anything at all related to mathematics.

Questions about mathematical topics are allowed, but NO HOMEWORK HELP. Communities for general math and homework help should be firmly delineated just as they were on reddit.

Visibility: Public

This community can be federated to other instances and be posted/commented in by their users.

1 user / day
13 users / week
16 users / month
239 users / 6 months
2 local subscribers
803 subscribers
85 Posts
101 Comments
Modlog

mods:
mrh@lemmy.world