1681988740497900

Names of 1681988740497900

• Cardinal: 1681988740497900 can be written as One quadrillion, six hundred eighty-one trillion, nine hundred eighty-eight billion, seven hundred forty million, four hundred ninety-seven thousand, nine hundred.

Scientific notation

• Scientific notation: 1.6819887404979 × 10¹⁵

Factors of 1681988740497900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 353

Divisors of 1681988740497900

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 19 20 25 27 30 36 38 41 45 50 54 57 60 75 76 82 90 95 100 108 114 123 135 150 164 171 180 190 205 225 228 246 270 283 285 300 342 369 380 410 450 475 492 513 540 566 570 615 675 684 738 779 820 849 855 900 950 1025 1026 1107 1132 1140 1230 1350 1415 1425 1476 1558 1681 1698 1710 1845 1900 2050 2052 2214 2337 2460 2547 2565 2700 2830 2850 3075 3116 3362 3396 3420 3690 3895 4100 4245 4275 4428 4674 5043 5094 5130 5377 5535 5660 5700 6150 6724 7011 7075 7380 7641 7790 8405 8490 8550 9225 9348 10086 10188 10260 10754 11070 11603 11685 12300 12735 12825 14022 14150 15129 15282 15580 16131 16810 16980 17100 18450 19475 20172 21033 21225 21508 22140 23206 23370 25215 25470 25650 26885 27675 28044 28300 30258 30564 31939 32262 33620 34809 35055 36900 38205 38950 42025 42066 42450 45387 46412 46740 48393 50430 50940 51300 53770 55350 58015 58425 60516 63675 63878 64524 68921 69618 70110 75645 76410 77900 80655 84050 84132 84900 90774 95817 96786 100860 104427 105165 107540 110700 116030 116850 126075 127350 127756 134425 137842 139236 140220 145179 151290 152820 159695 161310 168100 174045 175275 181548 191025 191634 193572 206763 208854 210330 220457 226935 232060 233700 241965 252150 254700 268850 275684 287451 290075 290358 302580 313281 319390 322620 344605 348090 350550 378225 382050 383268 403275 413526 417708 420660 440914 453870 475723 479085 483930 504300 522135 525825 537700 574902 580150 580716 620289 626562 638780 661371 689210 696180 701100 725895 756450 764100 798475 806550 827052 862353 870225 881828 907740 951446 958170 967860 1033815 1044270 1051650 1102285 1134675 1149804 1160300 1209825 1240578 1253124 1309499 1322742 1378420 1427169 1437255 1451790 1512900 1566405 1596950 1613100 1723025 1724706 1740450 1860867 1902892 1916340 1984113 2067630 2088540 2103300 2204570 2269350 2378615 2395425 2419650 2481156 2610675 2618998 2645484 2825761 2854338 2874510 2903580 3101445 3132810 3193900 3306855 3446050 3449412 3480900 3629475 3721734 3928497 3968226 4135260 4281507 4311765 4409140 4538700 4757230 4790850 4839300 5169075 5221350 5237996 5511425 5651522 5708676 5749020 5952339 6202890 6265620 6547495 6613710 6892100 7135845 7186275 7258950 7443468 7832025 7856994 7936452 8477283 8563014 8623530 9038737 9304335 9514460 9581700 9920565 10338150 10442700 11022850 11303044 11785491 11893075 11904678 12405780 12844521 13094990 13227420 14128805 14271690 14372550 14517900 15507225 15664050 15713988 16534275 16954566 17126028 17247060 18077474 18608670 19504643 19642485 19841130 20676300 21407535 21558825 22045700 23570982 23786150 23809356 25431849 25689042 26189980 27116211 28257610 28543380 28745100 29761695 31014450 31328100 32737475 33068550 33909132 35356473 35679225 36154948 37217340 39009286 39284970 39682260 42386415 42815070 43117650 45193685 46521675 47141964 47572300 49602825 50863698 51378084 53689459 54232422 56515220 58513929 58927455 59523390 62028900 64222605 65474950 66137100 70644025 70712946 71358450 76295547 78018572 78569940 81348633 84772830 85630140 86235300 90387370 93043350 97523215 98212425 99205650 101727396 107037675 107378918 108464844 115856201 117027858 117854910 119046780 127159245 128445210 130949900 135581055 141288050 141425892 142716900 148808475 152591094 161068377 162697266 169545660 175541787 176782365 180774740 186086700 195046430 196424850 198411300 211932075 214075350 214757836 225968425 231712402 234055716 235709820 244045899 254318490 256890420 268447295 271162110 282576100 292569645 294637275 297616950 305182188 321113025 322136754 325394532 347568603 351083574 353564730 370588217 381477735 390092860 392849700 406743165 423864150 428150700 451936850 463424804 483205131 487616075 488091798 508636980 526625361 536894590 542324220 579281005 585139290 589274550 595233900 635796225 642226050 644273508 677905275 695137206 702167148 707129460 741176434 762955470 799690363 805341885 813486330 847728300 877708935 883911825 903873700 966410262 975232150 976183596 1042705809 1053250722 1073789180 1111764651 1158562010 1170278580 1178549100 1220229495 1271592450 1284452100 1342236475 1355810550 1390274412 1449615393 1462848225 1482352868 1525910940 1599380726 1610683770 1626972660 1737843015 1755417870 1767823650 1852941085 1907388675 1932820524 1950464300 2033715825 2085411618 2106501444 2201267819 2223529302 2317124020 2399071089 2416025655 2440458990 2543184900 2633126805 2684472950 2711621100 2896405025 2899230786 2925696450 3128117427 3198761452 3221367540 3335293953 3475686030 3510835740 3535647300 3705882170 3814777350 3998451815 4026709425 4067431650 4170823236 4388544675 4402535638 4447058604 4798142178 4832051310 4880917980 5213529045 5266253610 5368945900 5558823255 5792810050 5798461572 5851392900 6101147475 6256234854 6603803457 6670587906 6951372060 7197213267 7248076965 7411764340 7629554700 7996903630 8053418850 8134863300 8689215075 8777089350 8805071276 9264705425 9596284356 9664102620 10005881859 10427058090 10532507220 11006339095 11117646510 11585620100 11995355445 12080128275 12202294950 12512469708 13165634025 13207606914 13341175812 14394426534 14496153930 15194116897 15640587135 15993807260 16106837700 16676469765 17378430150 17554178700 18529410850 19811410371 19992259075 20011763718 20854116180 21591639801 22012678190 22235293020 23990710890 24160256550 24404589900 26067645225 26331268050 26415213828 27794116275 28788853068 28992307860 30388233794 31281174270 32787304883 33019017285 33352939530 34756860300 35986066335 36240384825 37058821700 39622820742 39984518150 40023527436 43183279602 44025356380 45582350691 47981421780 48320513100 50029409295 52135290450 52662536100 55031695475 55588232550 59434231113 59976777225 60776467588 62562348540 65574609766 66038034570 66705879060 71972132670 72480769650 75970584485 78202935675 79245641484 79969036300 83382348825 86366559204 91164701382 98361914649 99057051855 100058818590 104270580900 107958199005 110063390950 111176465100 118868462226 119953554450 131149219532 132076069140 136747052073 143944265340 144961539300 151941168970 156405871350 163936524415 165095086425 166764697650 179930331675 182329402764 196723829298 198114103710 200117637180 215916398010 220126781900 227911753455 237736924452 239907108900 250147046475 273494104146 295085743947 297171155565 303882337940 312811742700 327873048830 330190172850 333529395300 359860663350 379852922425 393447658596 396228207420 410241156219 431832796020 455823506910 491809573245 495285259275 500294092950 539790995025 546988208292 590171487894 594342311130 622958792777 655746097660 660380345700 683735260365 719721326700 759705844850 819682622075 820482312438 885257231841 911647013820 983619146490 990570518550 1000588185900 1079581990050 1139558767275 1180342975788 1188684622260 1245917585554 1367470520730 1475428719735 1485855777825 1519411689700 1639365244150 1640964624876 1770514463682 1868876378331 1967238292980 1981141037100 2051205781095 2159163980100 2279117534550 2459047866225 2491835171108 2734941041460 2950857439470 2971711555650 3114793963885 3278730488300 3418676301825 3541028927364 3737752756662 4102411562190 4426286159205 4558235069100 4918095732450 5606629134993 5901714878940 5943423111300 6229587927770 6837352603650 7377143598675 7475505513324 8204823124380 8852572318410 9344381891655 9836191464900 10256028905475 11213258269986 12459175855540 13674705207300 14754287197350 15573969819425 16819887404979 17705144636820 18688763783310 20512057810950 22131430796025 22426516539972 28033145674965 29508574394700 31147939638850 33639774809958 37377527566620 41024115621900 44262861592050 46721909458275 56066291349930 62295879277700 67279549619916 84099437024895 88525723184100 93443818916550 112132582699860 140165728374825 168198874049790 186887637833100 280331456749650 336397748099580 420497185124475 560662913499300 840994370248950 1681988740497900
• Sum of all divisors σ(n): 5854788482054400
• Sum of proper divisors (its aliquot sum) s(n): 4172799741556500
• 1681988740497900 is an abundant number, because the sum of its proper divisors (4172799741556500) is greater than itself. Its abundance is 2490811001058600

Bases of 1681988740497900

• Binary: 101111110011100001010000101011001001100000111101100₂
• Hexadecimal: 0x5F9C28564C1EC
• Base-36: GK7QYKFHF0

Squares and roots of 1681988740497900

• 1681988740497900 squared (1681988740497900²) is 2829086123161711987539904410000
• 1681988740497900 cubed (1681988740497900³) is 4758491005056854742887355916892461805739000000
• The square root of 1681988740497900 is 41012056.0384126561
• The cube root of 1681988740497900 is 118925.3289637411

Scales and comparisons

• 1,681,988,740,497,900 seconds is equal to 53,482,039 years, 11 weeks, 1 day, 6 hours, 45 minutes.
• To count from 1 to 1,681,988,740,497,900 would take you about one hundred sixty million, four hundred forty-six thousand, one hundred seventeen 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 1681988740497900 cubic inches would be around 9910.4 feet tall.

Recreational maths with 1681988740497900

• 1681988740497900 backwards is 0097940478891861
• The number of decimal digits it has is: 16
• The sum of 1681988740497900's digits is 81
• More coming soon!