It is not possible [for me] to answer this precisely as the number is too large.
But it is approx 2.98023 * 1017
13,000,000,000,000,000,000,000,000
2^25=33,554,432
258
5 to the power of 2
5 9/25:= [(5*25)+9]/25= [125+9]/25= 134/25 in improper fraction
Anything to the 1st power is itself.
5 (25th June 2011) LETTERS
2^25=33,554,432
Ten septillion
4.
13,000,000,000,000,000,000,000,000
5.8826*10124 approx.
5/25 = 0.2
You write it in superscore, such as b25 or B raised to the 25th power
Approx 2.98*10-8
x25 x10
Sept. 25th