Day [d] to Second [s] Converter

d

s

How to Convert Day to SecondSecond

1 d = 86400 s
1 s = 0.000011574074074074073 d

Example: convert 11 d to s:
11 d = 11 x 86400 = 950400 s

Day

Definition: A day (symbol: d) is approximately the period during which the Earth completes one rotation with respect to the Sun. It is commonly defined as 24 hours.

History/origin: The concept of a day is based on the Earth's rotation and has been used by humans for millennia to track time and seasons.

Current use: Days are fundamental for calendar systems, scheduling, and understanding the rhythm of life and natural processes.

Second

Definition: A second (symbol: s) is the base unit of time in the International System of Units (SI).

History/origin: Historically, the second was defined as a fraction of the mean solar day. Today, it is defined based on the radiation frequency of a cesium-133 atom.

Current use: Seconds are a fundamental unit of time used in everyday life, science, and technology for measuring durations, frequencies, and other time-related quantities.

Day to Second Conversion Table

Day [d]Second [s]
0.01 d864 s
0.1 d8640 s
1 d86400 s
10 d864000 s
50 d4320000 s
100 d8640000 s
1000 d86400000 s
10000 d864000000 s

Common pairs of Time