1390128639840

Names of 1390128639840

• Cardinal: 1390128639840 can be written as One trillion, three hundred ninety billion, one hundred twenty-eight million, six hundred thirty-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.39012863984 × 10¹²

Factors of 1390128639840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1322

Divisors of 1390128639840

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 37 40 45 48 54 60 72 73 74 80 90 96 108 109 111 120 135 144 146 148 160 180 185 216 218 219 222 240 270 288 292 296 327 333 360 365 370 432 436 438 444 480 540 545 555 584 592 654 657 666 720 730 740 864 872 876 888 981 999 1080 1090 1093 1095 1110 1168 1184 1308 1314 1332 1440 1460 1480 1635 1665 1744 1752 1776 1962 1971 1998 2160 2180 2186 2190 2220 2336 2616 2628 2664 2701 2920 2943 2960 3270 3279 3285 3330 3488 3504 3552 3924 3942 3996 4033 4320 4360 4372 4380 4440 4905 4995 5232 5256 5328 5402 5465 5840 5886 5920 6540 6558 6570 6660 7008 7848 7884 7957 7992 8066 8103 8720 8744 8760 8880 9810 9837 9855 9990 10464 10512 10656 10804 10930 11680 11772 12099 13080 13116 13140 13320 13505 14715 15696 15768 15914 15984 16132 16206 16395 17440 17488 17520 17760 19620 19674 19710 19980 20165 21024 21608 21860 23544 23871 24198 24309 26160 26232 26280 26640 27010 29430 29511 31392 31536 31828 31968 32264 32412 32790 34976 35040 36297 39240 39348 39420 39785 39960 40330 40441 40515 43216 43720 47088 47742 48396 48618 49185 52320 52464 52560 53280 54020 58860 59022 60495 63072 63656 64528 64824 65580 71613 72594 72927 78480 78696 78840 79570 79789 79920 80660 80882 81030 86432 87440 94176 95484 96792 97236 98370 104928 105120 108040 108891 117720 118044 119137 119355 120990 121323 121545 127312 129056 129648 131160 143226 145188 145854 147555 156960 157392 157680 159140 159578 159840 161320 161764 162060 174880 181485 190968 193584 194472 196740 202205 214839 216080 217782 235440 236088 238274 238710 239367 241980 242646 243090 254624 259296 262320 286452 290376 291708 294409 295110 314784 315360 318280 319156 322640 323528 324120 357411 358065 362970 363969 364635 381936 387168 388944 393480 398945 404410 429678 432160 435564 470880 472176 476548 477420 478734 483960 485292 486180 524640 544455 572904 580752 583416 588818 590220 595685 606615 636560 638312 645280 647056 648240 714822 716130 718101 725940 727938 729270 763872 777888 786960 797890 808820 859356 871128 883227 944352 953096 954840 957468 967920 970584 972360 1072233 1074195 1088910 1091907 1145808 1161504 1166832 1177636 1180440 1191370 1196835 1213230 1273120 1276624 1294112 1296480 1429644 1432260 1436202 1451880 1455876 1458540 1472045 1573920 1595780 1617640 1718712 1742256 1766454 1787055 1819845 1906192 1909680 1914936 1935840 1941168 1944720 2144466 2148390 2154303 2177820 2183814 2291616 2333664 2355272 2360880 2382740 2393670 2426460 2553248 2649681 2859288 2864520 2872404 2903760 2911752 2917080 2944090 2952193 3191560 3216699 3235280 3437424 3484512 3532908 3574110 3590505 3639690 3812384 3819360 3829872 3882336 3889440 4288932 4296780 4308606 4355640 4367628 4408069 4416135 4710544 4721760 4765480 4787340 4852920 5299362 5361165 5459535 5718576 5729040 5744808 5807520 5823504 5834160 5888180 5904386 6383120 6433398 6470560 6874848 7065816 7148220 7181010 7279380 7659744 7949043 8577864 8593560 8617212 8697001 8711280 8735256 8816138 8832270 8856579 9421088 9530960 9574680 9705840 10598724 10722330 10771515 10919070 11437152 11458080 11489616 11647008 11668320 11776360 11808772 12766240 12866796 13224207 13248405 14131632 14296440 14362020 14558760 14760965 15898086 16083495 17155728 17187120 17234424 17394002 17422560 17470512 17632276 17664540 17713158 19061920 19149360 19411680 21197448 21444660 21543030 21838140 22040345 22979232 23552720 23617544 25733592 26091003 26448414 26496810 26569737 28263264 28592880 28724040 29117520 29521930 31796172 32166990 34311456 34374240 34468848 34788004 34941024 35264552 35329080 35426316 38298720 39672621 39745215 42394896 42889320 43086060 43485005 43676280 44080690 44282895 47105440 47235088 51467184 52182006 52896828 52993620 53139474 57185760 57448080 58235040 59043860 63592344 64333980 66121035 68937696 69576008 70529104 70658160 70852632 78273009 79345242 79490430 79709211 84789792 85778640 86172120 86970010 87352560 88161380 88565790 94470176 102934368 104364012 105793656 105987240 106278948 114896160 118087720 119017863 127184688 128667960 130455015 132242070 132848685 139152016 141058208 141316320 141705264 156546018 158690484 158980860 159418422 171557280 172344240 173940020 174705120 176322760 177131580 198363105 208728024 211587312 211974480 212557896 234819027 236175440 238035726 254369376 257335920 260910030 264484140 265697370 278304032 283410528 313092036 317380968 317961720 318836844 321789037 344688480 347880040 352645520 354263160 391365045 396726210 398546055 417456048 423174624 423948960 425115792 469638054 472350880 476071452 514671840 521820060 528968280 531394740 595089315 626184072 634761936 635923440 637673688 643578074 695760080 705291040 708526320 782730090 793452420 797092110 834912096 850231584 939276108 952142904 965367111 1043640120 1057936560 1062789480 1174095135 1190178630 1252368144 1269523872 1271846880 1275347376 1287156148 1391520160 1417052640 1565460180 1586904840 1594184220 1608945185 1878552216 1904285808 1930734222 2087280240 2115873120 2125578960 2348190270 2380357260 2504736288 2550694752 2574312296 2896101333 3130920360 3173809680 3188368440 3217890370 3757104432 3808571616 3861468444 4174560480 4251157920 4696380540 4760714520 4826835555 5148624592 5792202666 6261840720 6347619360 6376736880 6435780740 7514208864 7722936888 8688303999 9392761080 9521429040 9653671110 10297249184 11584405332 12523681440 12753473760 12871561480 14480506665 15445873776 17376607998 18785522160 19042858080 19307342220 23168810664 25743122960 28961013330 30891747552 34753215996 37571044320 38614684440 43441519995 46337621328 51486245920 57922026660 69506431992 77229368880 86883039990 92675242656 115844053320 139012863984 154458737760 173766079980 231688106640 278025727968 347532159960 463376213280 695064319920 1390128639840
• Sum of all divisors σ(n): 5116548729600
• Sum of proper divisors (its aliquot sum) s(n): 3726420089760
• 1390128639840 is an abundant number, because the sum of its proper divisors (3726420089760) is greater than itself. Its abundance is 2336291449920

Bases of 1390128639840

• Binary: 10100001110101010000111111010111101100000₂
• Hexadecimal: 0x143AA1FAF60
• Base-36: HQM6P7C0

Squares and roots of 1390128639840

• 1390128639840 squared (1390128639840²) is 1932457635303408435225600
• 1390128639840 cubed (1390128639840³) is 2686364704112749933776146071547904000
• The square root of 1390128639840 is 1179037.1664370889
• The cube root of 1390128639840 is 11160.5345679883

Scales and comparisons

• 1,390,128,639,840 seconds is equal to 44,201 years, 41 weeks, 20 hours, 24 minutes.
• To count from 1 to 1,390,128,639,840 would take you about one hundred ten thousand, five 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 1390128639840 cubic inches would be around 930 feet tall.

Recreational maths with 1390128639840

• 1390128639840 backwards is 0489368210931
• 1390128639840 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1390128639840's digits is 54
• More coming soon!