1388987984020

Names of 1388987984020

• Cardinal: 1388987984020 can be written as One trillion, three hundred eighty-eight billion, nine hundred eighty-seven million, nine hundred eighty-four thousand and twenty.

Scientific notation

• Scientific notation: 1.38898798402 × 10¹²

Factors of 1388987984020

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 366

Divisors of 1388987984020

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 10 13 14 20 26 28 29 35 43 52 58 61 65 70 79 86 91 116 122 127 130 140 145 158 172 182 203 215 244 254 260 290 301 305 316 364 377 395 406 427 430 455 508 553 559 580 602 610 635 754 790 793 812 854 860 889 910 1015 1027 1106 1118 1204 1220 1247 1270 1505 1508 1580 1586 1651 1708 1769 1778 1820 1885 2030 2054 2135 2212 2236 2291 2494 2540 2623 2639 2765 2795 3010 3172 3302 3397 3538 3556 3683 3770 3913 3965 4060 4108 4270 4445 4582 4819 4988 5135 5246 5278 5461 5530 5551 5590 6020 6235 6604 6794 7076 7189 7366 7540 7747 7826 7930 8255 8540 8729 8845 8890 9164 9638 10033 10270 10492 10556 10922 11060 11102 11180 11455 11557 12383 12470 13115 13195 13588 14378 14732 15494 15652 15860 16037 16211 16510 16985 17458 17690 17780 18361 18415 19276 19565 20066 20540 21844 22204 22910 22997 23114 23779 24095 24766 24940 25781 26230 26390 27305 27755 28756 29783 30988 32074 32422 33020 33733 33970 34099 34916 35380 35945 36722 36830 38227 38735 39130 40132 43645 44161 45820 45994 46228 47558 47879 48190 49532 50165 51562 52460 52780 54229 54610 55510 57785 59566 61915 62647 64148 64844 67466 67940 68198 70231 70993 71890 73444 73660 76067 76454 77470 78260 80185 81055 87290 88322 91805 91988 95116 95758 96380 98513 100330 100711 103124 108458 109220 111020 113477 114985 115570 118895 119132 123830 125294 128905 130429 134932 136396 139751 140462 141986 143780 148915 152134 152908 154940 158369 160370 160979 162110 168665 170495 174580 176644 183610 191135 191516 197026 200660 201422 207217 208481 216916 220805 224663 226954 229970 231140 237790 238693 239395 247660 250588 257810 260858 271145 279502 280924 283972 290957 297830 304268 309127 313235 316738 320740 321958 324220 333121 335153 337330 340990 351155 354965 367220 380335 382270 394052 402844 414434 416962 431419 438529 441610 449326 453908 459940 475580 477386 478790 492565 496951 503555 515620 521716 532469 542290 559004 567385 581914 595660 612013 618254 626470 633476 643916 652145 666242 670306 674660 681980 689591 698755 702310 704977 709930 760670 764540 791845 804895 828868 833924 862838 877058 883220 898652 913003 954772 957580 978257 985130 988871 993902 1007110 1036085 1042405 1064938 1084580 1108583 1123315 1134770 1163828 1193465 1224026 1236508 1252940 1280669 1304290 1332484 1340612 1379182 1397510 1404620 1409954 1419860 1450519 1454785 1521340 1545635 1572641 1583690 1609790 1665605 1675765 1725676 1754116 1816763 1826006 1956514 1970260 1977742 1987804 2014220 2036699 2058797 2072170 2084810 2129876 2157095 2192645 2217166 2246630 2269540 2331847 2386930 2448052 2484755 2561338 2608580 2662345 2693821 2758364 2795020 2819908 2901038 2909570 2920619 3019933 3060065 3091270 3145282 3167380 3219580 3331210 3351530 3447955 3524885 3633526 3652012 3782441 3913028 3955484 4073398 4117594 4144340 4169620 4284091 4314190 4330573 4385290 4434332 4493260 4565015 4663694 4773860 4891285 4944355 4969510 5122676 5324690 5387642 5542915 5608447 5802076 5819140 5841238 6009293 6039866 6120130 6182540 6290564 6403345 6662420 6703060 6895910 6922097 7049770 7252595 7267052 7564882 7863205 7956169 8146796 8235188 8568182 8628380 8661146 8770580 8964683 9083815 9130030 9327388 9660509 9782570 9888710 9939020 10183495 10293985 10649380 10775284 11085830 11216894 11659235 11682476 12018586 12079732 12240260 12511151 12717341 12806690 13469105 13791820 13844194 14099540 14411579 14505190 14603095 15099665 15129764 15726410 15912338 17136364 17322292 17748377 17929366 18167630 18260060 18856747 18912205 19321018 19565140 19777420 20366990 20444333 20587970 21420455 21652865 22171660 22433788 23318470 24037172 25022302 25434682 25613380 26316559 26477087 26938210 27688388 28042235 28823158 29010380 29206190 30046465 30199330 30314011 31452820 31824676 34610485 35496754 35858732 36335260 37713494 37824410 38642036 39259129 39780845 40733980 40888666 41175940 42065051 42840910 43305730 44823415 46636940 48302545 50044604 50869364 52633118 52954174 53876420 55693183 56084470 57646316 58412380 60092930 60398660 60628022 62555755 63586705 67623563 69220970 70993508 72057895 75426988 75648820 78120809 78518258 79561690 81777332 84130102 85681820 86611460 87578057 88741885 89646830 94283735 96605090 102221665 105266236 105908348 111386366 112168940 120185860 121256044 124238639 125111510 125586617 127173410 131582795 132385435 135247126 138441940 144115790 151570055 156241618 157036516 159123380 162644963 168260204 175156114 177483770 179293660 184215913 188567470 193210180 196295645 204443330 210325255 222772732 230728901 248477278 250223020 251173234 254346820 263165590 264770870 270494252 278465915 288231580 303140110 312483236 325289926 338117815 342115267 350312228 354967540 368431826 377134940 390604045 392591290 408886660 420650510 437890285 461457802 496954556 502346468 526331180 529541740 546845663 556931830 606280220 621193195 627933085 650579852 676235630 684230534 736863652 763180211 781208090 785182580 813224815 841301020 875780570 879106319 921079565 922915604 1093691326 1113863660 1138514741 1153644505 1242386390 1255866170 1352471260 1368461068 1526360422 1562416180 1615102307 1626449630 1710576335 1751561140 1758212638 1842159130 2187382652 2277029482 2307289010 2394806869 2484772780 2511732340 2734228315 3052720844 3230204614 3252899260 3421152670 3516425276 3684318260 3815901055 4395531595 4554058964 4614578020 4789613738 5342261477 5468456630 5692573705 6460409228 6842305340 7631802110 8075511535 8791063190 9579227476 9921342743 10684522954 10936913260 11385147410 11974034345 15263604220 16151023070 17582126380 19842685486 21369045908 22770294820 23948068690 26711307385 32302046140 39685370972 47896137380 49606713715 53422614770 69449399201 99213427430 106845229540 138898798402 198426854860 277797596804 347246996005 694493992010 1388987984020
• Sum of all divisors σ(n): 3942147686400
• Sum of proper divisors (its aliquot sum) s(n): 2553159702380
• 1388987984020 is an abundant number, because the sum of its proper divisors (2553159702380) is greater than itself. Its abundance is 1164171718360

Bases of 1388987984020

• Binary: 10100001101100110001000101010100010010100₂
• Hexadecimal: 0x1436622A894
• Base-36: HQ3BKZO4

Squares and roots of 1388987984020

• 1388987984020 squared (1388987984020²) is 1929287619751943775360400
• 1388987984020 cubed (1388987984020³) is 2679757321553996717014229744940808000
• The square root of 1388987984020 is 1178553.3437312033
• The cube root of 1388987984020 is 11157.4811785763

Scales and comparisons

• 1,388,987,984,020 seconds is equal to 44,165 years, 27 weeks, 19 hours, 33 minutes, 40 seconds.
• To count from 1 to 1,388,987,984,020 would take you about one hundred ten thousand, four hundred thirteen 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 1388987984020 cubic inches would be around 929.8 feet tall.

Recreational maths with 1388987984020

• 1388987984020 backwards is 0204897898831
• The number of decimal digits it has is: 13
• The sum of 1388987984020's digits is 67
• More coming soon!