The Hidden Library of Mathematics

@the_hidden_library

Est. 2021·India·English·~2 vids/wk

New on TrySpansa

The Hidden Library of Mathematics is a Education YouTube creator with 6.5K subscribers and 171K total views. The channel covers mathematics lectures, linear algebra, calculus, real analysis, abstract algebra. Active for 5 years, the channel publishes about 2 videos per week. Videos average 284 views each. Based in India, the channel's primary language is English. YouTube channels with 1K–10K sub channels typically charge between $50 and $500 per sponsored video. Book a sponsorship directly on TrySpansa.

6,460Subscribers

603Total Videos

171,332Total Views

Source: YouTube Data API

Views / Video284K

Impressions1.2M

Age Demographics

13-17

18-24

35%

25-34

28%

35-44

16%

45-54

55-64

65+

Gender Split

Male 62%Female 36%Other 2%

Core: Male 18-24

Top Countries

🇺🇸United States

28%

🇬🇧United Kingdom

18%

🇧🇷Brazil

12%

🇮🇳India

🇩🇪Germany

Traffic Sources

34%

Suggested

24%

External

14%

Browse

12%

Content Performance

128KAvg Views

4.2%CTR

+1.2KNet Subs

3:42Watch Time

Subscriber Growth

6 mo agoToday

Device Split

Desktop

48%

Mobile

34%

Tablet

11%

Watch Time

8:42Avg Duration

42%Retention

2.1MHours

6.8Views/Visit

Content Type

Long-form

55%

Shorts

28%

Live

12%

Members

Free · 10 seconds · No credit cardSee The Hidden Library of Mathematics’s audience data

Niches

Education

About

Detailed video lectures in mathematics. *Donation via UPI:* thehiddenlibrary@ibl, zacaffeinemachine@axl Note: Many videos are marked 'Deprecated.' They are older videos which have been replaced by their better versions.

Recent Videos

Group Theory Lecture 2.1 Subgroups

Group Theory Lecture 1.12 Direct Product

Group Theory Lecture 1.11 Examples: Invertible Elements Modulo n

Group Theory Lecture 1.10 Examples: Dihedral Groups

Group Theory Lecture 1.9 Examples: Matrix Groups

Group Theory Lecture 1.8 Examples: Orthogonal Group of 3-Space

Group Theory Lecture 1.7 Examples: Orthogonal Group of 2-Dimensional Real Inner Product Spaces

Group Theory Lecture 1.6 Examples: Orthogonal Group of the Plane

Channel data updated May 2026

youtube.com/@the_hidden_library

Open

Channel VideosThe Hidden Library of Mathematics

Sponsorship Pricing

This creator hasn't set their rates yet. Estimate typical rates for their niche:

Rate Calculator

TrySpansa Original

Enter your channel stats to estimate sponsorship rates.

01Niche

Search niches and tags

02Avg views per video

03Audience region

04Subscribers

YouTube Data API: 6,460 subscribers

05Content audience

Rates are TrySpansa estimates based on industry data. Not sourced from or derived from YouTube.

ROI Estimate

TrySpansa OriginalEducation

Your Data

Avg views per video

Creator hasn't set this — enter your estimate to see projections

Your budget ($)

No rates set — enter your expected sponsorship cost

Cost per 1,000 Views

Meta Ads (Education)$6.50

Mesha 2025

Enter views and budget above to see cost comparison

Estimated Clicks

Enter avg views above to see click estimates

Education creators typically promote services (bookings, courses, subscriptions) rather than e-commerce products. Standard e-commerce conversion rates don't apply.

Methodology & sourcesNot sourced from YouTube

● Free · No credit card required

Estimated pricing — negotiate directly