1388212136766

Names of 1388212136766

• Cardinal: 1388212136766 can be written as One trillion, three hundred eighty-eight billion, two hundred twelve million, one hundred thirty-six thousand, seven hundred sixty-six.

Scientific notation

• Scientific notation: 1.388212136766 × 10¹²

Factors of 1388212136766

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 202077

Divisors of 1388212136766

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 39 42 49 63 78 91 98 117 126 147 182 234 273 294 441 546 601 637 819 882 1202 1274 1638 1803 1911 3606 3822 4207 5409 5733 7813 8414 10818 11466 12621 15626 23439 25242 29449 37863 46878 54691 58898 70317 75726 88347 109382 140634 164073 176694 201451 265041 328146 382837 402902 492219 530082 604353 765674 984438 1148511 1208706 1410157 1813059 2297022 2618863 2820314 3445533 3626118 4230471 5237726 6891066 7856589 8460942 9871099 12691413 15713178 18332041 19742198 23569767 25382826 29613297 36664082 47139534 54996123 59226594 88839891 109992246 121072051 128324287 164988369 177679782 242144102 256648574 329976738 363216153 384972861 726432306 769945722 847504357 1089648459 1154918583 1573936663 1695008714 2179296918 2309837166 2542513071 3147873326 4721809989 5085026142 5932530499 7627539213 9443619978 11017556641 11865060998 14165429967 15255078426 17797591497 22035113282 28330859934 33052669923 35595182994 53392774491 66105339846 77122896487 99158009769 106785548982 154245792974 198316019538 231368689461 462737378922 694106068383 1388212136766
• Sum of all divisors σ(n): 3774292664688
• Sum of proper divisors (its aliquot sum) s(n): 2386080527922
• 1388212136766 is an abundant number, because the sum of its proper divisors (2386080527922) is greater than itself. Its abundance is 997868391156

Bases of 1388212136766

• Binary: 10100001100110111111001000010101100111110₂
• Hexadecimal: 0x14337E42B3E
• Base-36: HPQHNW3I

Squares and roots of 1388212136766

• 1388212136766 squared (1388212136766²) is 1927132936664423488938756
• 1388212136766 cubed (1388212136766³) is 2675269331839055876273191232469903096
• The square root of 1388212136766 is 1178224.1453840607
• The cube root of 1388212136766 is 11155.4033796107

Scales and comparisons

• 1,388,212,136,766 seconds is equal to 44,140 years, 44 weeks, 2 days, 2 hours, 26 minutes, 6 seconds.
• To count from 1 to 1,388,212,136,766 would take you about one hundred ten thousand, three hundred fifty-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 1388212136766 cubic inches would be around 929.6 feet tall.

Recreational maths with 1388212136766

• 1388212136766 backwards is 6676312128831
• The number of decimal digits it has is: 13
• The sum of 1388212136766's digits is 54
• More coming soon!