Seconds to Hours converter

Convert seconds (s) to hours (h). Exact: 1 h = 3600 s.

Converter tool

Formula: h = s ÷ 3600

Quick examples

SecondsHours
600.01667
1200.03333
6000.16667
18000.5
36001.0
72002.0
108003.0
8640024.0

How to convert Seconds to Hours

Formula: h = s ÷ 3600.

Reverse conversion: s = h × 3600

Tip: Use the swap button to reverse the calculation instantly.

Seconds → Hours FAQs

What definitions are used?

Exact: 1 min = 60 s; 1 h = 60 min; 1 d = 24 h; 1 wk = 7 d. For years we use 365 d = 1 yr.

How do I go the other way?

s = h × 3600

Are the results rounded?

Calculations use exact constants; values are displayed with sensible rounding for readability.