There are 244,512 sec in 2.83 days.
Significant figures are the number of digits in a value , often a measurement,that contribute to the degree of accuracy of the value.
Rules of significant figures are :
1) All non zero digits are significant.
2) Zeros between non zero are significant.
3) leading zeros are never significant.
4) In a number with a decimal point, trailing Zeros,those to the right of the last non zero digit ,are significant.
We have 24 hrs in a day and 1 hr contains 3600 sec so,
→2.83×24×3600
→244,512 seconds in 2.83 days.
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