1385981769383680

Names of 1385981769383680

• Cardinal: 1385981769383680 can be written as One quadrillion, three hundred eighty-five trillion, nine hundred eighty-one billion, seven hundred sixty-nine million, three hundred eighty-three thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.38598176938368 × 10¹⁵

Factors of 1385981769383680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 63683138

Divisors of 1385981769383680

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 112 128 140 160 196 224 245 256 280 320 347 392 448 490 560 640 694 784 896 980 1120 1280 1388 1568 1735 1792 1960 2240 2429 2776 3136 3470 3920 4480 4858 5552 6272 6940 7840 8960 9716 11104 12145 12544 13880 15680 17003 19432 22208 24290 27760 31360 34006 38864 44416 48580 55520 62720 68012 77728 85015 88832 97160 111040 136024 155456 170030 194320 222080 272048 310912 340060 388640 444160 544096 621824 680120 777280 1088192 1360240 1554560 2176384 2720480 3109120 4352768 5440960 10881920 21763840 63682777 127365554 254731108 318413885 445779439 509462216 636827770 891558878 1018924432 1273655540 1783117756 2037848864 2228897195 2547311080 3120456073 3566235512 4075697728 4457794390 5094622160 6240912146 7132471024 8151395456 8915588780 10189244320 12481824292 14264942048 15602280365 16302790912 17831177560 20378488640 22097923619 24963648584 28529884096 31204560730 35662355120 40756977280 44195847238 49927297168 57059768192 62409121460 71324710240 81513954560 88391694476 99854594336 110489618095 114119536384 124818242920 142649420480 154685465333 176783388952 199709188672 220979236190 249636485840 285298840960 309370930666 353566777904 399418377344 441958472380 499272971680 570597681920 618741861332 707133555808 773427326665 798836754688 883916944760 998545943360 1082798257331 1237483722664 1414267111616 1546854653330 1767833889520 1997091886720 2165596514662 2474967445328 2828534223232 3093709306660 3535667779040 3994183773440 4331193029324 4949934890656 5413991286655 5657068446464 6187418613320 7071335558080 8662386058648 9899869781312 10827982573310 12374837226640 14142671116160 17324772117296 19799739562624 21655965146620 24749674453280 28285342232320 34649544234592 39599479125248 43311930293240 49499348906560 69299088469184 86623860586480 98998697813120 138598176938368 173247721172960 197997395626240 277196353876736 346495442345920 692990884691840 1385981769383680
• Sum of all divisors σ(n): 3873006717794928
• Sum of proper divisors (its aliquot sum) s(n): 2487024948411248
• 1385981769383680 is an abundant number, because the sum of its proper divisors (2487024948411248) is greater than itself. Its abundance is 1101043179027568

Bases of 1385981769383680

• Binary: 100111011001000101100000111000001110111111100000000₂
• Hexadecimal: 0x4EC8B07077F00
• Base-36: DNAF8GI2V4

Squares and roots of 1385981769383680

• 1385981769383680 squared (1385981769383680²) is 1920945465063916331407050342400
• 1385981769383680 cubed (1385981769383680³) is 2662395394558842811107257310665864780972032000
• The square root of 1385981769383680 is 37228776.0930127811
• The cube root of 1385981769383680 is 111494.2591072807

Scales and comparisons

• 1,385,981,769,383,680 seconds is equal to 44,069,933 years, 7 weeks, 3 days, 3 hours, 54 minutes, 40 seconds.
• To count from 1 to 1,385,981,769,383,680 would take you about one hundred thirty-two million, two hundred nine thousand, seven hundred ninety-nine 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 1385981769383680 cubic inches would be around 9291.2 feet tall.

Recreational maths with 1385981769383680

• 1385981769383680 backwards is 0863839671895831
• The number of decimal digits it has is: 16
• The sum of 1385981769383680's digits is 85
• More coming soon!