1989221510640

Names of 1989221510640

• Cardinal: 1989221510640 can be written as One trillion, nine hundred eighty-nine billion, two hundred twenty-one million, five hundred ten thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.98922151064 × 10¹²

Factors of 1989221510640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 484

Divisors of 1989221510640

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 35 39 40 42 48 49 52 56 60 65 70 78 80 84 91 98 104 105 112 120 130 140 147 156 168 182 195 196 197 208 210 240 245 257 260 273 280 294 312 336 364 390 392 394 420 455 490 514 520 546 560 588 591 624 637 728 735 771 780 784 788 840 910 980 985 1028 1040 1092 1176 1182 1274 1285 1365 1379 1456 1470 1542 1560 1576 1680 1799 1820 1911 1960 1970 2056 2184 2352 2364 2548 2561 2570 2730 2758 2940 2955 3084 3120 3152 3185 3341 3598 3640 3822 3855 3920 3940 4112 4137 4368 4728 5096 5122 5140 5397 5460 5516 5880 5910 6168 6370 6682 6895 7196 7280 7644 7683 7710 7880 8274 8995 9456 9555 9653 10023 10192 10244 10280 10794 10920 11032 11760 11820 12336 12593 12740 12805 13364 13790 14392 15288 15366 15420 15760 16548 16705 17927 17990 19110 19306 20046 20488 20560 20685 21588 21840 22064 23387 23640 25186 25480 25610 26728 26985 27580 28784 28959 30576 30732 30840 33096 33410 35854 35980 37779 38220 38415 38612 40092 40976 41370 43176 46774 47280 48265 50115 50372 50629 50960 51220 53456 53781 53970 55160 57918 61464 61680 62965 66049 66192 66820 70161 71708 71960 75558 76440 76830 77224 80184 82740 86352 89635 93548 96530 100230 100744 101258 102440 107562 107940 110320 115836 116935 122928 125489 125930 132098 133640 140322 143416 143920 144795 151116 151887 152880 153660 154448 160368 163709 165480 179270 187096 188895 193060 198147 200460 201488 202516 204880 215124 215880 231672 233870 250978 251860 253145 264196 267280 268905 280644 286832 289590 302232 303774 307320 327418 330245 330960 350805 354403 358540 374192 376467 377790 386120 396294 400920 405032 430248 431760 462343 463344 467740 491127 501956 503720 506290 528392 537810 561288 579180 604464 607548 614640 627445 654836 658177 660490 701610 708806 717080 752934 755580 759435 772240 792588 801840 810064 818545 858637 860496 924686 935480 982254 990735 1003912 1007440 1012580 1056784 1063209 1075620 1122576 1158360 1215096 1254890 1309672 1316354 1320980 1387029 1403220 1417612 1434160 1505868 1511160 1518870 1585176 1637090 1717274 1772015 1849372 1870960 1882335 1964508 1974531 1981470 2007824 2025160 2126418 2151240 2311715 2316720 2430192 2455635 2480821 2509780 2575911 2619344 2632708 2641960 2774058 2806440 2835224 3011736 3022320 3037740 3170352 3236401 3274180 3290885 3434548 3544030 3698744 3764670 3929016 3949062 3962940 4050320 4252836 4293185 4302480 4607239 4623430 4911270 4961642 5019560 5151822 5265416 5283920 5316045 5548116 5612880 5670448 6010459 6023472 6075480 6472802 6548360 6581770 6869096 6935145 7088060 7397488 7442463 7529340 7858032 7898124 7925880 8505672 8586370 9214478 9246860 9709203 9822540 9872655 9923284 10039120 10303644 10530832 10632090 11096232 12020918 12150960 12404105 12879555 12945604 13011653 13096720 13163540 13738192 13821717 13870290 14176120 14884926 15058680 15796248 15851760 16182005 17011344 17172740 18031377 18428956 18493720 19418406 19645080 19745310 19846568 20607288 21264180 22192464 23036195 24041836 24808210 25759110 25891208 26023306 26327080 27643434 27740580 28352240 29769852 30052295 30117360 31592496 32250673 32364010 34345480 36062754 36857912 36987440 37212315 38836812 39034959 39290160 39490620 39693136 41214576 42073213 42528360 46072390 48083672 48546015 49616420 51518220 51782416 52046612 52654160 55286868 55481160 59539704 60104590 64501346 64728020 65058265 68690960 69108585 72125508 73715824 74424630 77673624 78069918 78981240 84146426 85056720 90156885 91081571 92144780 96167344 96752019 97092030 99232840 103036440 104093224 110573736 110962320 119079408 120209180 126219639 129002692 129456040 130116530 138217170 144251016 148849260 155347248 156139836 157962480 161253365 168292852 169151489 180313770 182163142 184289560 193504038 194184060 195174795 198465680 206072880 208186448 210366065 221147472 240418360 252439278 258005384 258912080 260233060 273244713 276434340 288502032 297698520 312279672 322506730 336585704 338302978 360627540 364326284 368579120 387008076 388368120 390349590 420732130 455407855 480836720 483760095 504878556 507454467 516010768 520466120 546489426 552868680 595397040 624559344 631098195 637570997 645013460 673171408 676605956 721255080 728652568 774016152 776736240 780699180 841464260 845757445 910815710 967520190 1009757112 1014908934 1040932240 1092978852 1105737360 1184060423 1262196390 1275141994 1290026920 1353211912 1366223565 1442510160 1457305136 1548032304 1561398360 1682928520 1691514890 1821631420 1912712991 1935040380 2019514224 2029817868 2185957704 2368120846 2524392780 2537272335 2550283988 2580053840 2706423824 2732447130 3122796720 3187854985 3365857040 3383029780 3552181269 3643262840 3825425982 3870080760 4059635736 4371915408 4736241692 5048785560 5074544670 5100567976 5464894260 5920302115 6375709970 6766059560 7104362538 7286525680 7650851964 7740161520 8119271472 8288422961 9472483384 9563564955 10097571120 10149089340 10201135952 10929788520 11840604230 12751419940 13532119120 14208725076 15301703928 16576845922 17760906345 18944966768 19127129910 20298178680 21859577040 23681208460 24865268883 25502839880 28417450152 30603407856 33153691844 35521812690 38254259820 40596357360 41442114805 47362416920 49730537766 51005679760 56834900304 66307383688 71043625380 76508519640 82884229610 94724833840 99461075532 124326344415 132614767376 142087250760 153017039280 165768459220 198922151064 248652688830 284174501520 331536918440 397844302128 497305377660 663073836880 994610755320 1989221510640
• Sum of all divisors σ(n): 7794717793632
• Sum of proper divisors (its aliquot sum) s(n): 5805496282992
• 1989221510640 is an abundant number, because the sum of its proper divisors (5805496282992) is greater than itself. Its abundance is 3816274772352

Bases of 1989221510640

• Binary: 11100111100100110110101110110110111110000₂
• Hexadecimal: 0x1CF26D76DF0
• Base-36: PDU34KXC

Squares and roots of 1989221510640

• 1989221510640 squared (1989221510640²) is 3957002218392883633209600
• 1989221510640 cubed (1989221510640³) is 7871353930477323173878932183750144000
• The square root of 1989221510640 is 1410397.6427376785
• The cube root of 1989221510640 is 12576.5363083973

Scales and comparisons

• 1,989,221,510,640 seconds is equal to 63,251 years, 4 weeks, 5 days, 2 hours, 44 minutes.
• To count from 1 to 1,989,221,510,640 would take you about one hundred fifty-eight thousand, one hundred twenty-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 1989221510640 cubic inches would be around 1048 feet tall.

Recreational maths with 1989221510640

• 1989221510640 backwards is 0460151229891
• 1989221510640 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1989221510640's digits is 48
• More coming soon!