1989817593920

Names of 1989817593920

• Cardinal: 1989817593920 can be written as One trillion, nine hundred eighty-nine billion, eight hundred seventeen million, five hundred ninety-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.98981759392 × 10¹²

Factors of 1989817593920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 11636

Divisors of 1989817593920

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 26 31 32 34 40 52 62 64 65 68 79 80 85 104 124 130 136 155 158 160 170 208 221 248 260 272 310 316 320 340 395 403 416 442 496 520 527 544 620 632 680 790 806 832 884 992 1027 1040 1054 1088 1105 1240 1264 1343 1360 1580 1612 1768 1984 2015 2054 2080 2108 2210 2449 2480 2528 2635 2686 2720 3160 3224 3536 4030 4108 4160 4216 4420 4898 4960 5056 5135 5270 5372 5440 6320 6448 6715 6851 7072 8060 8216 8432 8840 9796 9920 10270 10540 10744 11489 12245 12640 12896 13430 13702 14144 16120 16432 16864 17459 17680 19592 20540 21080 21488 22978 24490 25280 25792 26860 27404 31837 32240 32864 33728 34255 34918 35360 39184 41080 41633 42160 42976 45956 48980 53720 54808 57445 63674 64480 65728 68510 69836 70720 78368 82160 83266 84320 85952 87295 91912 97960 107440 109616 114890 127348 128960 137020 139672 149357 156736 159185 164320 166532 168640 174590 183824 195313 195920 208165 214880 219232 229780 254696 274040 279344 298714 318370 328640 333064 349180 356159 367648 390626 391840 416330 429760 438464 459560 509392 541229 548080 558688 597428 636740 666128 698360 712318 735296 746785 781252 783680 832660 907631 919120 976565 1018784 1082458 1096160 1117376 1194856 1273480 1332256 1396720 1424636 1493570 1562504 1665320 1780795 1815262 1838240 1953130 2037568 2164916 2192320 2389712 2539069 2546960 2664512 2706145 2793440 2849272 2987140 3125008 3330640 3561590 3630524 3676480 3906260 4329832 4538155 4630067 4779424 5078138 5093920 5412290 5586880 5698544 5974280 6054703 6250016 6661280 7123180 7261048 7812520 8659664 9076310 9260134 9558848 10156276 10187840 10824580 11397088 11799203 11948560 12109406 12500032 12695345 13322560 14246360 14522096 15429727 15625040 17319328 18152620 18520268 20312552 21649160 22794176 23150335 23598406 23897120 24218812 25390690 28136561 28492720 29044192 30273515 30859454 31250080 34638656 36305240 37040536 40625104 43298320 46300670 47196812 47794240 48437624 50781380 56273122 56985440 58088384 58996015 60547030 61718908 62500160 72610480 74081072 77148635 78711139 81250208 86596640 92601340 94393624 96875248 101562760 112546244 113970880 117992030 121094060 123437816 140682805 145220960 148162144 154297270 157422278 162500416 173193280 185202680 188787248 193750496 200586451 203125520 225092488 235984060 242188120 246875632 281365610 290441920 296324288 308594540 314844556 365775293 370405360 377574496 387500992 393555695 401172902 406251040 450184976 471968120 478321537 484376240 493751264 562731220 617189080 629689112 731550586 740810720 755148992 787111390 802345804 812502080 900369952 943936240 956643074 968752480 987502528 1002932255 1125462440 1234378160 1259378224 1463101172 1481621440 1574222780 1604691608 1800739904 1828876465 1887872480 1913286148 1937504960 2005864510 2250924880 2391607685 2468756320 2518756448 2926202344 3148445560 3209383216 3657752930 3775744960 3826572296 4011729020 4501849760 4783215370 4937512640 5037512896 5852404688 6218179981 6296891120 6418766432 7315505860 7653144592 8023458040 9003699520 9566430740 11704809376 12436359962 12593782240 12837532864 14631011720 15306289184 16046916080 19132861480 23409618752 24872719924 25187564480 29262023440 30612578368 31090899905 32093832160 38265722960 49745439848 58524046880 62181799810 64187664320 76531445920 99490879696 117048093760 124363599620 153062891840 198981759392 248727199240 397963518784 497454398480 994908796960 1989817593920
• Sum of all divisors σ(n): 5648270745600
• Sum of proper divisors (its aliquot sum) s(n): 3658453151680
• 1989817593920 is an abundant number, because the sum of its proper divisors (3658453151680) is greater than itself. Its abundance is 1668635557760

Bases of 1989817593920

• Binary: 11100111101001010010111101111000001000000₂
• Hexadecimal: 0x1CF4A5EF040
• Base-36: PE3Y0PQ8

Squares and roots of 1989817593920

• 1989817593920 squared (1989817593920²) is 3959374057073578020966400
• 1989817593920 cubed (1989817593920³) is 7878432159675415774084757361164288000
• The square root of 1989817593920 is 1410608.9443640997
• The cube root of 1989817593920 is 12577.7923968203

Scales and comparisons

• 1,989,817,593,920 seconds is equal to 63,270 years, 2 weeks, 2 days, 5 hours, 25 minutes, 20 seconds.
• To count from 1 to 1,989,817,593,920 would take you about one hundred fifty-eight thousand, one hundred seventy-five 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 1989817593920 cubic inches would be around 1048.1 feet tall.

Recreational maths with 1989817593920

• 1989817593920 backwards is 0293957189891
• The number of decimal digits it has is: 13
• The sum of 1989817593920's digits is 71
• More coming soon!