1138125240

Names of 1138125240

• Cardinal: 1138125240 can be written as One billion, one hundred thirty-eight million, one hundred twenty-five thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.13812524 × 10⁹

Factors of 1138125240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 451654

Divisors of 1138125240

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 56 60 63 70 72 84 90 105 120 126 140 168 180 210 252 280 315 360 420 504 630 840 1260 2520 451637 903274 1354911 1806548 2258185 2709822 3161459 3613096 4064733 4516370 5419644 6322918 6774555 8129466 9032740 9484377 10839288 12645836 13549110 15807295 16258932 18065480 18968754 20323665 25291672 27098220 28453131 31614590 32517864 37937508 40647330 47421885 54196440 56906262 63229180 75875016 81294660 94843770 113812524 126458360 142265655 162589320 189687540 227625048 284531310 379375080 569062620 1138125240
• Sum of all divisors σ(n): 4227331680
• Sum of proper divisors (its aliquot sum) s(n): 3089206440
• 1138125240 is an abundant number, because the sum of its proper divisors (3089206440) is greater than itself. Its abundance is 1951081200

Bases of 1138125240

• Binary: 1000011110101100110100110111000₂
• Hexadecimal: 0x43D669B8
• Base-36: ITLZ20

Squares and roots of 1138125240

• 1138125240 squared (1138125240²) is 1295329061925057600
• 1138125240 cubed (1138125240³) is 1474246699482431043013824000
• The square root of 1138125240 is 33736.1118091579
• The cube root of 1138125240 is 1044.0709644807

Scales and comparisons

• 1,138,125,240 seconds is equal to 36 years, 9 weeks, 5 days, 17 hours, 54 minutes.
• To count from 1 to 1,138,125,240 would take you about seventy-two 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 1138125240 cubic inches would be around 87 feet tall.

Recreational maths with 1138125240

• 1138125240 backwards is 0425218311
• The number of decimal digits it has is: 10
• The sum of 1138125240's digits is 27
• More coming soon!