Significant Figures: 2
This is an ambiguous case and the answer is 2 OR 3.
26 of them.
There are 11 numbers between 1 and 130 that have an odd number of factors: 1,4,9,16,25,36,49,64,81,100,121.
Eight factors.
If you mean 130% then the number is 1553
130 is a rational number. A "rational" number is any number than can be expressed as a fraction or "ratio". 130 is a rational number because it can be expressed as a fraction, such as 130/1.
To calculate the number of days in 130 weeks, you would multiply 130 by 7 days in a week since there are 7 days in a week. This equals 910 days in 130 weeks.
In an electrically neutral isotope, the number of protons equals the atomic number, which is 56 in this case. The atomic mass of 130 represents the total number of nucleons, which includes both protons and neutrons. Therefore, the number of nucleons in this isotope is 130.
There are 4 significant figures in this number.
There are 3 significant figures in this number.
There are 4 significant figures in this number.
There are 2 significant figures in this number.