1389908782890

Names of 1389908782890

• Cardinal: 1389908782890 can be written as One trillion, three hundred eighty-nine billion, nine hundred eight million, seven hundred eighty-two thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.38990878289 × 10¹²

Factors of 1389908782890

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1482

Divisors of 1389908782890

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 27 30 31 34 45 51 54 62 81 85 90 93 102 135 153 155 162 170 186 243 255 270 279 306 310 331 405 459 465 486 510 527 558 662 729 765 810 837 918 930 993 1054 1093 1215 1377 1395 1458 1530 1581 1655 1674 1986 2186 2295 2430 2511 2635 2754 2790 2979 3162 3279 3310 3645 4131 4185 4590 4743 4965 5022 5270 5465 5627 5958 6558 6885 7290 7533 7905 8262 8370 8937 9486 9837 9930 10261 10930 11254 12393 12555 13770 14229 14895 15066 15810 16395 16881 17874 18581 19674 20522 20655 22599 23715 24786 25110 26811 28135 28458 29511 29790 30783 32790 33762 33883 37162 37665 41310 42687 44685 45198 47430 49185 50643 51305 53622 55743 56270 59022 61566 61965 67766 71145 75330 80433 84405 85374 88533 89370 92349 92905 98370 101286 101649 102610 111486 112995 123930 128061 134055 142290 147555 151929 153915 160866 167229 168810 169415 174437 177066 184698 185810 203298 213435 225990 241299 253215 256122 265599 268110 277047 278715 295110 303858 304947 307830 334458 338830 348874 361783 384183 402165 426870 442665 455787 461745 482598 501687 506430 508245 523311 531198 554094 557430 576011 609894 640305 723566 759645 768366 796797 804330 831141 836145 872185 885330 911574 914841 923490 1003374 1016490 1046622 1085349 1152022 1206495 1280610 1327995 1367361 1385235 1505061 1519290 1524735 1569933 1593594 1662282 1672290 1728033 1744370 1808915 1829682 1920915 2170698 2278935 2412990 2493423 2508435 2616555 2655990 2734722 2744523 2770470 2880055 3010122 3049470 3139866 3256047 3456066 3617830 3841830 3983985 4102083 4155705 4515183 4557870 4574205 4709799 4986846 5016870 5184099 5233110 5426745 5489046 5760110 6150311 6512094 6836805 7480269 7525305 7849665 7967970 8204166 8233569 8311410 8640165 9030366 9148410 9419598 9768141 10368198 10853490 11215273 12300622 12467115 13545549 13673610 13722615 14129397 14960538 15050610 15552297 15699330 16280235 16467138 17280330 18450933 19536282 20510415 22430546 22575915 23548995 24700707 24934230 25920495 27091098 27445230 28258794 29304423 30751555 31104594 32560470 33645819 36901866 37401345 41020830 41167845 42388191 45151830 46656891 47097990 48840705 49401414 51840990 55352799 56076365 58608846 61503110 67291638 67727745 70646985 74802690 77761485 82335690 84776382 87913269 92254665 93313782 97681410 100937457 110705598 112152730 123503535 127164573 135455490 139970673 141293970 146522115 155522970 166058397 168229095 175826538 184509330 190659641 201874914 211940955 233284455 247007070 254329146 263739807 276763995 279941346 293044230 302812371 332116794 336458190 381319282 419912019 423881910 439566345 466568910 498175191 504687285 527479614 553527990 571978923 605624742 635822865 699853365 830291985 839824038 879132690 908437113 953298205 996350382 1009374570 1143957846 1271645730 1318699035 1399706730 1494525573 1514061855 1660583970 1715936769 1816874226 1906596410 2099560095 2490875955 2637398070 2725311339 2859894615 2989051146 3028123710 3431873538 4199120190 4483576719 4542185565 4981751910 5147810307 5450622678 5719789230 7472627865 8175934017 8579683845 8967153438 9084371130 10295620614 13626556695 14945255730 15443430921 16351868034 17159367690 22417883595 25739051535 27253113390 30886861842 40879670085 44835767190 46330292763 51478103070 77217154605 81759340170 92660585526 138990878289 154434309210 231651463815 277981756578 463302927630 694954391445 1389908782890
• Sum of all divisors σ(n): 4115954414592
• Sum of proper divisors (its aliquot sum) s(n): 2726045631702
• 1389908782890 is an abundant number, because the sum of its proper divisors (2726045631702) is greater than itself. Its abundance is 1336136848812

Bases of 1389908782890

• Binary: 10100001110011101000001001110111100101010₂
• Hexadecimal: 0x1439D04EF2A
• Base-36: HQIJSWMI

Squares and roots of 1389908782890

• 1389908782890 squared (1389908782890²) is 1931846424754761156752100
• 1389908782890 cubed (1389908782890³) is 2685090312961288046113959816451569000
• The square root of 1389908782890 is 1178943.9269490301
• The cube root of 1389908782890 is 11159.9461690951

Scales and comparisons

• 1,389,908,782,890 seconds is equal to 44,194 years, 41 weeks, 4 days, 5 hours, 1 minute, 30 seconds.
• To count from 1 to 1,389,908,782,890 would take you about one hundred ten thousand, four hundred 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 1389908782890 cubic inches would be around 930 feet tall.

Recreational maths with 1389908782890

• 1389908782890 backwards is 0982878099831
• The number of decimal digits it has is: 13
• The sum of 1389908782890's digits is 72
• More coming soon!