1988928913920

Names of 1988928913920

• Cardinal: 1988928913920 can be written as One trillion, nine hundred eighty-eight billion, nine hundred twenty-eight million, nine hundred thirteen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.98892891392 × 10¹²

Factors of 1988928913920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1404

Divisors of 1988928913920

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 53 60 64 65 78 80 96 104 106 120 128 130 156 159 160 192 195 208 212 240 256 260 265 312 318 320 384 390 409 416 424 480 512 520 530 624 636 640 689 768 780 795 818 832 848 919 960 1040 1060 1227 1248 1272 1280 1378 1536 1560 1590 1636 1664 1696 1838 1920 2045 2067 2080 2120 2454 2496 2544 2560 2756 2757 3120 3180 3272 3328 3392 3445 3676 3840 4090 4134 4160 4240 4595 4908 4992 5088 5317 5512 5514 6135 6240 6360 6544 6656 6784 6890 7352 7680 8180 8268 8320 8480 9190 9816 9984 10176 10335 10634 11024 11028 11947 12270 12480 12720 13088 13568 13780 13785 14704 15951 16360 16536 16640 16960 18380 19632 19968 20352 20670 21268 21677 22048 22056 23894 24540 24960 25440 26176 26585 27136 27560 27570 29408 31902 32720 33072 33280 33920 35841 36760 39264 40704 41340 42536 43354 44096 44112 47788 48707 49080 49920 50880 52352 53170 55120 55140 58816 59735 63804 65031 65440 66144 67840 71682 73520 78528 79755 81408 82680 85072 86708 88192 88224 95576 97414 98160 99840 101760 104704 106340 108385 110240 110280 117632 119470 127608 130062 130880 132288 135680 143364 146121 147040 157056 159510 165360 170144 173416 176384 176448 179205 191152 194828 196320 203520 209408 212680 216770 220480 220560 235264 238940 243535 255216 260124 261760 264576 281801 286728 292242 294080 314112 319020 325155 330720 340288 346832 352768 352896 358410 375871 382304 389656 392640 407040 425360 433540 440960 441120 470528 477880 487070 510432 520248 523520 529152 563602 573456 584484 588160 628224 633191 638040 650310 661440 680576 693664 705792 716820 730605 751742 764608 779312 785280 845403 850720 867080 881920 882240 955760 974140 1020864 1040496 1047040 1058304 1127204 1127613 1146912 1168968 1176320 1266382 1276080 1300620 1322880 1361152 1387328 1409005 1411584 1433640 1461210 1503484 1529216 1558624 1570560 1690806 1701440 1734160 1763840 1764480 1879355 1899573 1911520 1948280 2041728 2080992 2254408 2255226 2293824 2337936 2352640 2532764 2552160 2601240 2645760 2722304 2774656 2818010 2867280 2922420 3006968 3058432 3117248 3141120 3165955 3381612 3402880 3468320 3528960 3758710 3799146 3823040 3896560 4083456 4161984 4227015 4508816 4510452 4587648 4675872 4886323 5065528 5104320 5202480 5291520 5549312 5636020 5638065 5734560 5844840 6013936 6116864 6234496 6331910 6763224 6805760 6936640 7057920 7517420 7598292 7646080 7793120 8166912 8323968 8454030 9017632 9020904 9175296 9351744 9497865 9772646 10131056 10208640 10404960 11098624 11272040 11276130 11469120 11689680 12027872 12468992 12663820 13526448 13611520 13873280 14658969 15034840 15196584 15292160 15586240 16647936 16908060 18035264 18041808 18350592 18703488 18995730 19545292 19921163 20262112 20417280 20809920 22544080 22552260 22938240 23379360 24055744 24431615 24937984 25327640 27052896 27746560 29317938 30069680 30393168 30584320 31172480 33295872 33816120 36070528 36083616 37406976 37991460 39090584 39842326 40524224 40834560 41619840 45088160 45104520 45876480 46758720 48111488 48863230 50655280 54105792 55493120 58635876 59763489 60139360 60786336 62344960 67632240 72141056 72167232 73294845 74813952 75982920 78181168 79684652 81048448 83239680 90176320 90209040 91752960 93517440 96222976 97726460 99605815 101310560 108211584 117271752 119526978 120278720 121572672 124689920 135264480 144282112 144334464 146589690 151965840 156362336 159369304 162096896 166479360 180352640 180418080 187034880 192445952 195452920 199211630 202621120 216423168 234543504 239053956 240557440 243145344 258975119 270528960 288668928 293179380 298817445 303931680 312724672 318738608 324193792 360705280 360836160 374069760 390905840 398423260 405242240 432846336 469087008 478107912 481114880 486290688 517950238 541057920 577337856 586358760 597634890 607863360 625449344 637477216 721410560 721672320 776925357 781811680 796846520 810484480 938174016 956215824 962229760 972581376 1035900476 1082115840 1172717520 1195269780 1215726720 1250898688 1274954432 1294875595 1443344640 1553850714 1563623360 1593693040 1620968960 1876348032 1912431648 2071800952 2164231680 2345435040 2390539560 2431453440 2501797376 2549908864 2589751190 2886689280 3107701428 3127246720 3187386080 3752696064 3824863296 3884626785 4143601904 4690870080 4781079120 4862906880 5099817728 5179502380 6215402856 6254493440 6374772160 7505392128 7649726592 7769253570 8287203808 9381740160 9562158240 10199635456 10359004760 12430805712 12508986880 12749544320 15299453184 15538507140 16574407616 18763480320 19124316480 20718009520 24861611424 25499088640 30598906368 31077014280 33148815232 37526960640 38248632960 41436019040 49723222848 50998177280 62154028560 66297630464 76497265920 82872038080 99446445696 124308057120 132595260928 152994531840 165744076160 198892891392 248616114240 331488152320 397785782784 497232228480 662976304640 994464456960 1988928913920
• Sum of all divisors σ(n): 7001326886400
• Sum of proper divisors (its aliquot sum) s(n): 5012397972480
• 1988928913920 is an abundant number, because the sum of its proper divisors (5012397972480) is greater than itself. Its abundance is 3023469058560

Bases of 1988928913920

• Binary: 11100111100010101011001101100001000000000₂
• Hexadecimal: 0x1CF1566C200
• Base-36: PDP8X7UO

Squares and roots of 1988928913920

• 1988928913920 squared (1988928913920²) is 3955838224626990769766400
• 1988928913920 cubed (1988928913920³) is 7867881023750581748829350724108288000
• The square root of 1988928913920 is 1410293.9104739835
• The cube root of 1988928913920 is 12575.9196461013

Scales and comparisons

• 1,988,928,913,920 seconds is equal to 63,241 years, 40 weeks, 6 days, 13 hours, 52 minutes.
• To count from 1 to 1,988,928,913,920 would take you about one hundred fifty-eight thousand, one hundred four 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 1988928913920 cubic inches would be around 1048 feet tall.

Recreational maths with 1988928913920

• 1988928913920 backwards is 0293198298891
• The number of decimal digits it has is: 13
• The sum of 1988928913920's digits is 69
• More coming soon!