188121378030

Names of 188121378030

• Cardinal: 188121378030 can be written as One hundred eighty-eight billion, one hundred twenty-one million, three hundred seventy-eight thousand and thirty.

Scientific notation

• Scientific notation: 1.8812137803 × 10¹¹

Factors of 188121378030

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1313

Divisors of 188121378030

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 10 15 29 30 58 87 145 174 181 290 362 435 543 870 905 1086 1093 1810 2186 2715 3279 5249 5430 5465 6558 10498 10930 15747 16395 26245 31494 31697 32790 52490 63394 78735 95091 157470 158485 190182 197833 316970 395666 475455 593499 950910 989165 1186998 1194649 1978330 2389298 2967495 3583947 5737157 5934990 5973245 7167894 11474314 11946490 17211471 17919735 28685785 34422942 34644821 35839470 57371570 69289642 86057355 103934463 172114710 173224105 207868926 216231469 346448210 432462938 519672315 648694407 1039344630 1081157345 1297388814 2162314690 3243472035 6270712601 6486944070 12541425202 18812137803 31353563005 37624275606 62707126010 94060689015 188121378030
• Sum of all divisors σ(n): 470070488160
• Sum of proper divisors (its aliquot sum) s(n): 281949110130
• 188121378030 is an abundant number, because the sum of its proper divisors (281949110130) is greater than itself. Its abundance is 93827732100

Bases of 188121378030

• Binary: 10101111001100111010000110110011101110₂
• Hexadecimal: 0x2BCCE86CEE
• Base-36: 2EF6M0A6

Squares and roots of 188121378030

• 188121378030 squared (188121378030²) is 35389652871906166680900
• 188121378030 cubed (188121378030³) is 6657550266266335148865779280627000
• The square root of 188121378030 is 433729.6139647373
• The cube root of 188121378030 is 5729.8869102857

Scales and comparisons

• 188,121,378,030 seconds is equal to 5,981 years, 35 weeks, 1 day, 18 hours, 20 minutes, 30 seconds.
• To count from 1 to 188,121,378,030 would take you about eleven thousand, nine hundred sixty-three 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 188121378030 cubic inches would be around 477.5 feet tall.

Recreational maths with 188121378030

• 188121378030 backwards is 030873121881
• The number of decimal digits it has is: 12
• The sum of 188121378030's digits is 42
• More coming soon!