1218955779147470

Names of 1218955779147470

• Cardinal: 1218955779147470 can be written as One quadrillion, two hundred eighteen trillion, nine hundred fifty-five billion, seven hundred seventy-nine million, one hundred forty-seven thousand, four hundred seventy.

Scientific notation

• Scientific notation: 1.21895577914747 × 10¹⁵

Factors of 1218955779147470

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 285

Divisors of 1218955779147470

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 5 7 10 13 14 26 35 49 65 70 91 98 101 130 157 169 182 202 245 314 338 343 455 490 505 637 686 707 785 845 910 1010 1099 1183 1274 1313 1414 1570 1690 1715 2041 2197 2198 2366 2626 3185 3430 3535 4082 4394 4459 4949 5495 5915 6370 6565 7070 7693 8281 8918 9191 9898 10201 10205 10985 10990 11830 13130 14287 15379 15386 15857 16562 17069 18382 20402 20410 21970 22295 24745 26533 28574 30758 31714 34138 34643 38465 41405 44590 45955 49490 51005 53066 53851 57967 64337 69286 71407 71435 76895 76930 79285 82810 85345 91910 100009 102010 107653 107702 110999 115934 119483 128674 132613 132665 142814 142870 153790 158570 170690 173215 185731 200018 206141 215306 221897 221998 238966 265226 265330 269255 289835 321685 344929 346430 357035 371462 412282 443794 450359 499849 500045 538265 538510 554995 579670 597415 643370 663065 689858 700063 714070 753571 776993 836381 900718 928291 928655 999698 1000090 1030301 1030705 1076530 1109485 1109990 1194830 1300117 1326130 1400126 1442987 1507142 1553279 1553986 1601557 1672762 1723969 1724645 1856582 1857310 2060602 2061410 2218970 2251795 2414503 2499245 2600234 2679833 2885974 3106558 3203114 3447938 3449290 3498943 3500315 3767855 3884965 4181905 4503590 4641455 4829006 4998490 5151505 5359666 5438951 5854667 6498037 6500585 6997886 7000630 7212107 7214935 7535710 7766395 7769930 8007785 8363810 8619845 9100819 9282910 10100909 10303010 10872953 10877902 11210899 11709334 12067783 12072515 12996074 13001170 13393913 13399165 14424214 14429870 15532790 16015570 16901521 17239690 17494715 18201638 18758831 20201818 20820241 21745906 22411597 22421798 24135566 24145030 26787826 26798330 27194755 29273335 32490185 33803042 34837829 34989430 36060535 37517662 41640482 44823194 45486259 45504095 50484749 50504545 54364765 54389510 56054495 58546670 60338915 64980370 66969565 69675658 70706363 72121070 76110671 78476293 84474481 84507605 90972518 91008190 93757391 93794155 100969498 101009090 104101205 108729530 112057985 112108990 118310647 120677830 131311817 133939130 141412726 145741687 152221342 156881179 156952586 161757257 168948962 169015210 174120869 174189145 187514782 187588310 208202410 224115970 227431295 236621294 243864803 252423745 262623634 270663133 291483374 313762358 323514514 348241738 348378290 353393243 353531815 380553355 392381465 422372405 454862590 468786955 487729606 504847490 541326266 549334051 591321367 591553235 656301737 656559085 706786486 707063630 728708435 761106710 784405895 784762930 808786285 844744810 870604345 919182719 937573910 1020191809 1098168253 1098668102 1132300799 1182642734 1183106470 1218846083 1219324015 1312603474 1313118170 1353315665 1457416870 1568811790 1617572570 1707053621 1741208690 1766966215 1838365438 1894641931 2040383618 2102844341 2196336506 2263571297 2264601598 2437692166 2438648030 2706631330 2746670255 2956606835 3281508685 3414107242 3518620729 3533932430 3789283862 4205688682 4527142594 4594112159 4595913595 5100959045 5490841265 5493340510 5661503995 5913213670 6094230415 6563017370 7037241458 7141342663 7687177771 7926105593 8531922581 8535268105 9188224318 9191827190 9473209655 10201918090 10514221705 10981682530 11317856485 11323007990 11949375347 12188460830 13262493517 14282685326 14719910387 15374355542 15844999079 15852211186 17063845162 17070536210 17593103645 18946419310 21028443410 22635712970 22970560795 23898750694 24630345103 26524987034 27336976433 29439820774 31689998158 35186207290 35706713315 38435888855 39630527965 42659612905 45941121590 49260690206 54673952866 55482739151 59723458067 59746876735 66312467585 71413426630 73599551935 76871777710 79224995395 79261055930 85319225810 92837454619 103039372709 110914993553 110965478302 119446916134 119493753470 123151725515 132624935170 136684882165 147199103870 158449990790 172412415721 185674909238 191358835031 206078745418 221829987106 246303451030 273369764330 277413695755 298617290335 344824831442 355380693629 382717670062 464187273095 515196863545 554574967765 554827391510 597234580670 710761387258 721275608963 776404954871 862062078605 928374546190 956794175155 1030393727090 1109149935530 1206886910047 1339511845217 1442551217926 1552809909742 1724124157210 1776903468145 1913588350310 2413773820094 2487664855403 2679023690434 3553806936290 3606378044815 3882024774355 4975329710806 6034434550235 6697559226085 7212756089630 7764049548710 9376582916519 12068869100470 12438324277015 13395118452170 17413653987821 18753165833038 24876648554030 34827307975642 46882914582595 87068269939105 93765829165190 121895577914747 174136539878210 243791155829494 609477889573735 1218955779147470
• Sum of all divisors σ(n): 2817422842752000
• Sum of proper divisors (its aliquot sum) s(n): 1598467063604530
• 1218955779147470 is an abundant number, because the sum of its proper divisors (1598467063604530) is greater than itself. Its abundance is 379511284457060

Bases of 1218955779147470

• Binary: 100010101001010001001000010001101101000011011001110₂
• Hexadecimal: 0x454A2423686CE
• Base-36: C030JYECWE

Squares and roots of 1218955779147470

• 1218955779147470 squared (1218955779147470²) is 1485853191517015658480007400900
• 1218955779147470 cubed (1218955779147470³) is 1811189334764378783890709676445871492510723000
• The square root of 1218955779147470 is 34913547.2151924145
• The cube root of 1218955779147470 is 106822.4784925783

Scales and comparisons

• 1,218,955,779,147,470 seconds is equal to 38,759,023 years, 15 weeks, 3 days, 20 hours, 57 minutes, 50 seconds.
• To count from 1 to 1,218,955,779,147,470 would take you about one hundred sixteen million, two hundred seventy-seven thousand and sixty-nine 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 1218955779147470 cubic inches would be around 8901.9 feet tall.

Recreational maths with 1218955779147470

• 1218955779147470 backwards is 0747419775598121
• The number of decimal digits it has is: 16
• The sum of 1218955779147470's digits is 77
• More coming soon!