1381847530

Names of 1381847530

• Cardinal: 1381847530 can be written as One billion, three hundred eighty-one million, eight hundred forty-seven thousand, five hundred thirty.

Scientific notation

• Scientific notation: 1.38184753 × 10⁹

Factors of 1381847530

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 940

Divisors of 1381847530

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 5 7 10 14 35 49 67 70 98 134 245 335 343 469 490 670 686 859 938 1715 1718 2345 2401 3283 3430 4295 4690 4802 6013 6566 8590 12005 12026 16415 22981 24010 30065 32830 42091 45962 57553 60130 84182 114905 115106 160867 210455 229810 287765 294637 321734 402871 420910 575530 589274 804335 805742 1473185 1608670 2014355 2062459 2820097 2946370 4028710 4124918 5640194 10312295 14100485 19740679 20624590 28200970 39481358 98703395 138184753 197406790 276369506 690923765 1381847530
• Sum of all divisors σ(n): 2948444640
• Sum of proper divisors (its aliquot sum) s(n): 1566597110
• 1381847530 is an abundant number, because the sum of its proper divisors (1566597110) is greater than itself. Its abundance is 184749580

Bases of 1381847530

• Binary: 1010010010111010101000111101010₂
• Hexadecimal: 0x525D51EA
• Base-36: MUPSDM

Squares and roots of 1381847530

• 1381847530 squared (1381847530²) is 1909502596167100900
• 1381847530 cubed (1381847530³) is 2638641446042095845925777000
• The square root of 1381847530 is 37173.2098425735
• The cube root of 1381847530 is 1113.8329010701

Scales and comparisons

• 1,381,847,530 seconds is equal to 43 years, 48 weeks, 5 days, 14 hours, 32 minutes, 10 seconds.
• To count from 1 to 1,381,847,530 would take you about eighty-seven 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 1381847530 cubic inches would be around 92.8 feet tall.

Recreational maths with 1381847530

• 1381847530 backwards is 0357481831
• The number of decimal digits it has is: 10
• The sum of 1381847530's digits is 40
• More coming soon!