Jeffrey Chasnov bannerJeffrey Chasnov banner
Jeffrey ChasnovJeffrey Chasnov

Jeffrey Chasnov

Hong Kong SAR China@jeff-math  •  Joined February 25, 2008

Live
Sub 100K  |  View 11.5M  |  Video 436
#459,913
#1,640Hong Kong SAR China
#696,362
#2,601Hong Kong SAR China

At a glance

Subscribers

Last 29 days

100K

+100 (+0.1%)

Views

Last 29 days

11.5M

+59.0K (+0.5%)

Videos

Last 29 days

436

— No change

Charts

Subscribers, views & videos over time

Tap on chart to see values
Loading chart...

Subscribers gained (weekly) · 6 mo

Loading chart...

Views gained (weekly) · 6 mo

Loading chart...

Subs milestone changes (up to 30)

Loading chart...

Views milestone changes (up to 30)

Loading chart...

Engagement

Avg. views per video

26.5K

Total views ÷ total videos

Views per subscriber

115×

Total views ÷ subscribers

Subs per video

230

Subscribers ÷ total videos

Revenue estimate

Details →

Total (all-time): $8.09K – $23.1K

Daily avg.: $1 – $4

Weekly avg.: $10 – $28

Last 29 days: $41 – $118

Based on estimated $0.7–$2 CPM.

Analytics tables

Analytics Table:Jeffrey Chasnov

Date
subscribers
views
videos
Jun 15, 2026
Jun 15
Mon
100K
--
11.5M
+5.17K
436
--
Jun 14, 2026
Jun 14
Sun
100K
--
11.5M
+14.7K
436
--
Jun 1, 2026
Jun 1
Mon
100K
--
11.5M
+15.2K
436
--
May 25, 2026
May 25
Mon
100K
+100
11.5M
+13.3K
436
--
May 18, 2026
May 18
Mon
99.9K
--
11.5M
+16.1K
436
--
May 11, 2026
May 11
Mon
99.9K
+200
11.4M
+19.5K
436
--
May 4, 2026
May 4
Mon
99.7K
+100
11.4M
+21.0K
436
--
Apr 27, 2026
Apr 27
Mon
99.6K
+100
11.4M
+20.2K
436
--
Apr 20, 2026
Apr 20
Mon
99.5K
+100
11.4M
+24.6K
436
--
Apr 13, 2026
Apr 13
Mon
99.4K
--
11.4M
--
436
--

Subscribers gained (weekly)

WeekSubscribers gainedChange vs prev
Dec 1, 2025
200
+200
Dec 8, 2025
200
--
Dec 15, 2025
100
-100
Dec 22, 2025
200
+100
Dec 29, 2025
0
-200
Jan 1, 2026
100
+100
Jan 5, 2026
200
+100
Jan 12, 2026
100
-100
Jan 19, 2026
200
+100
Jan 26, 2026
100
-100
Feb 2, 2026
200
+100
Feb 9, 2026
100
-100
Feb 16, 2026
200
+100
Feb 23, 2026
200
--
Mar 2, 2026
100
-100
Mar 9, 2026
200
+100

Views gained (weekly)

WeekViews gainedChange vs prev
Dec 1, 2025
24.6K
+24.6K
Dec 8, 2025
33.4K
+8.81K
Dec 15, 2025
23.5K
-9.91K
Dec 22, 2025
13.8K
-9.73K
Dec 29, 2025
6.02K
-7.79K
Jan 1, 2026
8.11K
+2.09K
Jan 5, 2026
18.3K
+10.2K
Jan 12, 2026
19.3K
+955
Jan 19, 2026
20.1K
+785
Jan 26, 2026
20.8K
+781
Feb 2, 2026
20.3K
-501
Feb 9, 2026
21.4K
+1.11K
Feb 16, 2026
21.9K
+495
Feb 23, 2026
23.7K
+1.75K
Mar 2, 2026
20.7K
-2.99K
Mar 9, 2026
21.3K
+640

About

Math videos from The Hong Kong University of Science and Technology Math Professor Jeffrey Chasnov. Seven of the playlists are videos from his Coursera courses. The other videos are linked to from his university course notes, available at his website. A playlist, Deep Dive Maths, presents in depth videos on topics in…

Handle
@jeff-math
Joined
February 25, 2008

More features coming

We're working on new analytics and tools. Stay tuned.