18208897827640

Names of 18208897827640

• Cardinal: 18208897827640 can be written as Eighteen trillion, two hundred eight billion, eight hundred ninety-seven million, eight hundred twenty-seven thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.820889782764 × 10¹³

Factors of 18208897827640

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1227

Divisors of 18208897827640

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 8 10 13 17 19 20 26 34 37 38 40 52 65 68 74 76 85 95 104 130 136 148 152 169 170 185 190 221 247 257 260 296 323 338 340 370 380 442 481 494 514 520 629 646 676 680 703 740 760 845 877 884 962 988 1028 1105 1235 1258 1285 1292 1352 1406 1480 1615 1690 1754 1768 1924 1976 2056 2210 2405 2470 2516 2570 2584 2812 2873 3145 3211 3230 3341 3380 3508 3515 3848 4199 4369 4385 4420 4810 4883 4940 5032 5140 5624 5746 6253 6290 6422 6460 6682 6760 7016 7030 8177 8398 8738 8770 8840 9139 9509 9620 9766 9880 10280 11401 11492 11951 12506 12580 12844 12920 13364 14060 14365 14909 16055 16354 16663 16705 16796 17476 17540 18278 19018 19240 19532 20995 21845 22802 22984 23902 24415 25012 25160 25688 26728 28120 28730 29818 31265 32110 32449 32708 33326 33410 33592 34952 35080 36556 38036 39064 40885 41990 43433 43690 45604 45695 47545 47804 48830 50024 54587 56797 57005 57460 59636 59755 62530 63479 64220 64898 65416 66652 66820 73112 74545 76072 81770 83011 83315 83980 86866 87380 91208 91390 95090 95608 97660 106301 109174 113594 114010 114920 118807 119272 119510 123617 125060 126958 128440 129796 133304 133640 148213 149090 155363 161653 162245 163540 166022 166630 167960 173732 174760 180671 182780 190180 193817 195320 212602 216619 217165 218348 225389 227188 228020 237614 239020 247234 250120 253916 259592 272935 283271 283985 296426 298180 310726 317395 323306 324490 327080 332044 333260 347464 361342 365560 380360 387634 415055 421837 425204 433238 434330 436696 450778 454376 456040 475228 478040 494468 507832 531505 545870 551633 566542 567970 592852 594035 596360 616531 618085 621452 634790 646612 648980 664088 666520 722684 738361 741065 775268 776815 808265 825227 830110 843674 850408 866476 868660 901556 903355 950456 969085 988936 1063010 1079143 1083095 1091740 1103266 1126945 1133084 1135940 1185704 1188070 1233062 1236170 1242904 1269580 1293224 1297960 1416355 1445368 1476722 1482130 1550536 1553630 1607021 1616530 1650454 1660220 1687348 1732952 1737320 1803112 1806710 1938170 2019719 2101489 2109185 2126020 2158286 2166190 2183480 2206532 2253890 2266168 2271880 2348723 2376140 2466124 2472340 2519621 2539160 2758165 2816047 2832710 2930057 2953444 2964260 3071407 3082655 3107260 3214042 3233060 3300908 3320440 3374696 3613420 3682523 3691805 3831613 3876340 4039438 4126135 4202978 4218370 4252040 4282391 4316572 4332380 4413064 4507780 4697446 4752280 4932248 4944680 5039242 5395715 5483881 5516330 5632094 5665420 5860114 5906888 5928520 6142814 6165310 6214520 6428084 6466120 6601816 7171229 7226840 7365046 7383610 7663226 7752680 8014903 8035105 8078876 8252270 8339393 8405956 8436740 8564782 8633144 8664760 9015560 9394892 10078484 10098595 10481027 10507445 10791430 10967762 11032660 11264188 11330840 11720228 11743615 12285628 12330620 12598105 12856168 14028859 14080235 14342458 14650285 14730092 14767220 15326452 15357035 16029806 16070210 16157752 16504540 16678786 16811912 16873480 17129564 18412615 18789784 19158065 20156968 20197190 20962054 21014890 21411955 21582860 21935524 22065320 22528376 23440456 23487230 24571256 24661240 25196210 27319357 27419405 28057718 28160470 28684916 29300570 29460184 29534440 30533399 30652904 30714070 32059612 32140420 33009080 33357572 34259128 35856145 36825230 38090741 38316130 39928291 40074515 40394380 41696965 41924108 42029780 42823910 43165720 43871048 46974460 47872799 49810969 50392420 52405135 54638714 54838810 55671083 56115436 56320940 57369832 58601140 61066798 61428140 64119224 64280840 66715144 70144295 71712290 72800647 73650460 76181482 76632260 79856582 80149030 80788760 83393930 83848216 84059560 85647820 93225977 93948920 95745598 99621938 100784840 104193739 104810270 108412109 109277428 109677620 111342166 112230872 112641880 117202280 122133596 122856280 136253351 136596785 140288590 141769681 143424580 145601294 147300920 152362964 152666995 153264520 158448467 159713164 160298060 166787860 171295640 186451954 190453705 191491196 199243876 199641455 208387478 209620540 216824218 218554856 219355240 222684332 239363995 244267192 249054845 272506702 273193570 278355415 280577180 283539362 286849160 291202588 304725928 305333990 316896934 319426328 320596120 333575720 364003235 372903908 380907410 382982392 398487752 399282910 416774956 419241080 433648436 445368664 466129885 478727990 498109690 519067783 520968695 542060545 545013404 546387140 556710830 561154360 567078724 582405176 610667980 633793868 647542597 681266755 708848405 723724079 728006470 745807816 761814820 792242335 798565820 833549912 867296872 932259770 946408411 957455980 996219380 1038135566 1041937390 1084121090 1090026808 1092774280 1113421660 1134157448 1221335960 1267587736 1295085194 1362533510 1409357417 1417696810 1447448158 1456012940 1523629640 1584484670 1597131640 1771293563 1843005853 1864519540 1892816822 1914911960 1992438760 2059830071 2076271132 2083874780 2168242180 2226843320 2590170388 2595338915 2693623939 2725067020 2818714834 2835393620 2894896316 2912025880 3168969340 3237712985 3542587126 3618620395 3686011706 3729039080 3785633644 4119660142 4152542264 4167749560 4336484360 4732042055 5180340776 5190677830 5387247878 5450134040 5637429668 5670787240 5789792632 6337938680 6475425970 7046787085 7085174252 7237240790 7372023412 7571267288 8239320284 8856467815 9215029265 9464084110 10299150355 10381355660 10774495756 11274859336 12303309343 12950851940 13468119695 14093574170 14170348504 14474481580 14744046824 16478640568 17712935630 18430058530 18928168220 20598300710 20762711320 21548991512 23959076089 24606618686 25901703880 26777790923 26936239390 28187148340 28948963160 35017111207 35425871260 36860117060 37856336440 41196601420 47918152178 49213237372 53555581846 53872478780 56374296680 61516546715 70034222414 70851742520 73720234120 82393202840 95836304356 98426474744 107111163692 107744957560 119795380445 123033093430 133888954615 140068444828 175085556035 191672608712 214222327384 239590760890 246066186860 267777909230 280136889656 350171112070 455222445691 479181521780 492132373720 535555818460 700342224140 910444891382 958363043560 1071111636920 1400684448280 1820889782764 2276112228455 3641779565528 4552224456910 9104448913820 18208897827640
• Sum of all divisors σ(n): 51038031830400
• Sum of proper divisors (its aliquot sum) s(n): 32829134002760
• 18208897827640 is an abundant number, because the sum of its proper divisors (32829134002760) is greater than itself. Its abundance is 14620236175120

Bases of 18208897827640

• Binary: 100001000111110010110111000110000001100111000₂
• Hexadecimal: 0x108F96E30338
• Base-36: 6GD1VMKAG

Squares and roots of 18208897827640

• 18208897827640 squared (18208897827640²) is 331563960097432711147969600
• 18208897827640 cubed (18208897827640³) is 6037414272741858136763339260036759744000
• The square root of 18208897827640 is 4267188.5155966569
• The cube root of 18208897827640 is 26308.4070660227

Scales and comparisons

• 18,208,897,827,640 seconds is equal to 578,986 years, 32 weeks, 4 days, 6 hours, 20 minutes, 40 seconds.
• To count from 1 to 18,208,897,827,640 would take you about one million, four hundred forty-seven thousand, four hundred sixty-six 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 18208897827640 cubic inches would be around 2192.4 feet tall.

Recreational maths with 18208897827640

• 18208897827640 backwards is 04672879880281
• The number of decimal digits it has is: 14
• The sum of 18208897827640's digits is 70
• More coming soon!