13287250000

Names of 13287250000

• Cardinal: 13287250000 can be written as Thirteen billion, two hundred eighty-seven million, two hundred fifty thousand.

Scientific notation

• Scientific notation: 1.328725 × 10¹⁰

Factors of 13287250000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 53156

Divisors of 13287250000

• Number of divisors d(n): 70
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 3125 5000 6250 10000 12500 15625 25000 31250 50000 53149 62500 106298 125000 212596 250000 265745 425192 531490 850384 1062980 1328725 2125960 2657450 4251920 5314900 6643625 10629800 13287250 21259600 26574500 33218125 53149000 66436250 106298000 132872500 166090625 265745000 332181250 531490000 664362500 830453125 1328725000 1660906250 2657450000 3321812500 6643625000 13287250000
• Sum of all divisors σ(n): 32180252150
• Sum of proper divisors (its aliquot sum) s(n): 18893002150
• 13287250000 is an abundant number, because the sum of its proper divisors (18893002150) is greater than itself. Its abundance is 5605752150

Bases of 13287250000

• Binary: 1100010111111110110101100001010000₂
• Hexadecimal: 0x317FB5850
• Base-36: 63QVVPS

Squares and roots of 13287250000

• 13287250000 squared (13287250000²) is 176551012562500000000
• 13287250000 cubed (13287250000³) is 2345877441671078125000000000000
• The square root of 13287250000 is 115270.3344317175
• The cube root of 13287250000 is 2368.5271579061

Scales and comparisons

• 13,287,250,000 seconds is equal to 422 years, 25 weeks, 4 days, 14 hours, 46 minutes, 40 seconds.
• To count from 1 to 13,287,250,000 would take you about eight hundred forty-four years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 13287250000 cubic inches would be around 197.4 feet tall.

Recreational maths with 13287250000

• 13287250000 backwards is 00005278231
• The number of decimal digits it has is: 11
• The sum of 13287250000's digits is 28
• More coming soon!