Hours to Seconds

Convert hours to seconds instantly. 1 h = 3,600 s

Result

5,400s

1.5 h = 5,400 seconds= 1 h 30 min 0 sFormula: h × 3,600

Quick answers

Hours to Seconds conversion table

Hours (h)Seconds (s)
0.25 h900 s
0.5 h1,800 s
0.75 h2,700 s
1 h3,600 s
1.25 h4,500 s
1.5 h5,400 s
1.75 h6,300 s
2 h7,200 s
2.5 h9,000 s
3 h10,800 s
4 h14,400 s
Hours (h)Seconds (s)
5 h18,000 s
6 h21,600 s
7 h25,200 s
7.5 h27,000 s
8 h28,800 s
9 h32,400 s
10 h36,000 s
12 h43,200 s
24 h86,400 s
48 h172,800 s

Conversion formula

seconds = hours × 3,600

Example: 1.5 h × 3,600 = 5,400 s

An hour is exactly 60 minutes, or 3,600 seconds. A second is the SI unit of time.

Questions

How many seconds are in one hour?

One hour is 3,600 seconds.

How do you convert hours to seconds?

Multiply by 3,600. The factor comes from the exact definitions of both units, so the only rounding is in the display.

Updated