1998729998227776

Names of 1998729998227776

• Cardinal: 1998729998227776 can be written as One quadrillion, nine hundred ninety-eight trillion, seven hundred twenty-nine billion, nine hundred ninety-eight million, two hundred twenty-seven thousand, seven hundred seventy-six.

Scientific notation

• Scientific notation: 1.998729998227776 × 10¹⁵

Factors of 1998729998227776

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 355892

Divisors of 1998729998227776

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 17 22 24 32 33 34 44 48 51 64 66 68 88 96 102 132 136 173 176 187 192 204 264 272 346 352 374 408 519 528 544 561 692 704 748 816 907 1038 1056 1088 1122 1384 1496 1632 1814 1903 2076 2112 2244 2721 2768 2941 2992 3264 3628 3806 4152 4488 5442 5536 5709 5882 5984 7256 7612 8304 8823 8976 9977 10884 11072 11418 11764 11968 14512 15224 15419 16608 17646 17952 19954 21768 22836 23528 29024 29931 30448 30838 32351 33216 35292 35904 39908 43536 45672 46257 47056 58048 59862 60896 61676 64702 70584 79816 87072 91344 92514 94112 97053 119724 121792 123352 129404 141168 156911 159632 169609 174144 182688 185028 188224 194106 239448 246704 258808 282336 313822 319264 339218 354779 365376 370056 388212 470733 478896 493408 508827 517616 564672 627644 638528 678436 709558 740112 776424 941466 957792 986816 1017654 1035232 1064337 1255288 1356872 1419116 1480224 1552848 1726021 1882932 1915584 2035308 2070464 2128674 2510576 2667487 2713744 2838232 2960448 3105696 3452042 3765864 3902569 4070616 4257348 5021152 5178063 5334974 5427488 5676464 6031243 6211392 6904084 7531728 7805138 8002461 8141232 8514696 10042304 10356126 10669948 10854976 11352928 11707707 12062486 13808168 15063456 15610276 16004922 16282464 17029392 18093729 20712252 21339896 22705856 23415414 24124972 27616336 29342357 30126912 31220552 32009844 32564928 34058784 36187458 41424504 42679792 46830828 48249944 55232672 58684714 61376767 62441104 64019688 66343673 68117568 72374916 82849008 85359584 88027071 93661656 96499888 110465344 117369428 122753534 124882208 128039376 132687346 144749832 165698016 170719168 176054142 184130301 187323312 192999776 199031019 234738856 245507068 249764416 256078752 265374692 289499664 321784553 331396032 352108284 368260602 374646624 385999552 398062038 469477712 491014136 512157504 530749384 578999328 643569106 675144437 704216568 736521204 749293248 796124076 938955424 965353659 982028272 1043405039 1061498768 1157998656 1287138212 1350288874 1408433136 1473042408 1592248152 1877910848 1930707318 1964056544 2025433311 2086810078 2122997536 2574276424 2700577748 2816866272 2946084816 3130215117 3184496304 3539630083 3861414636 3928113088 4050866622 4173620156 4245995072 5148552848 5401155496 5470337401 5633732544 5892169632 6260430234 6368992608 7079260166 7722829272 8101733244 8347240312 10297105696 10618890249 10802310992 10940674802 11477455429 11784339264 12520860468 12737985216 14158520332 15445658544 16203466488 16411012203 16694480624 20594211392 21237780498 21604621984 21881349604 22954910858 25041720936 28317040664 30891317088 32406932976 32822024406 33388961248 34432366287 42475560996 43209243968 43762699208 45909821716 50083441872 55668727669 56634081328 60173711411 61782634176 64813865952 65644048812 66777922496 68864732574 84951121992 87525398416 91819643432 100166883744 111337455338 113268162656 120347422822 129627731904 131288097624 137729465148 167006183007 169902243984 175050796832 180521134233 183639286864 200333767488 222674910676 226536325312 240694845644 262576195248 275458930296 334012366014 339804487968 350101593664 361042268466 367278573728 445349821352 481389691288 525152390496 550917860592 612356004359 668024732028 679608975936 722084536932 734557147456 890699642704 946368370373 962779382576 1050304780992 1101835721184 1224712008718 1336049464056 1444169073864 1781399285408 1837068013077 1892736740746 1925558765152 2203671442368 2449424017436 2672098928112 2839105111119 2888338147728 3562798570816 3674136026154 3785473481492 3851117530304 4898848034872 5344197856224 5678210222238 5776676295456 7348272052308 7570946962984 9797696069744 10410052074103 10688395712448 11356420444476 11553352590912 14696544104616 15141893925968 19595392139488 20820104148206 22712840888952 29393088209232 30283787851936 31230156222309 39190784278976 41640208296412 45425681777904 58786176418464 60567575703872 62460312444618 83280416592824 90851363555808 117572352836928 124920624889236 166560833185648 181702727111616 249841249778472 333121666371296 499682499556944 666243332742592 999364999113888 1998729998227776
• Sum of all divisors σ(n): 6150517940321280
• Sum of proper divisors (its aliquot sum) s(n): 4151787942093504
• 1998729998227776 is an abundant number, because the sum of its proper divisors (4151787942093504) is greater than itself. Its abundance is 2153057943865728

Bases of 1998729998227776

• Binary: 111000110011101010110010111100010111101100101000000₂
• Hexadecimal: 0x719D5978BD940
• Base-36: JOHNVV9K5C

Squares and roots of 1998729998227776

• 1998729998227776 squared (1998729998227776²) is 3994921605815605452100777906176
• 1998729998227776 cubed (1998729998227776³) is 7984769654111929137332432267667307456005144576
• The square root of 1998729998227776 is 44707158.2437060743
• The cube root of 1998729998227776 is 125965.4309765793

Scales and comparisons

• 1,998,729,998,227,776 seconds is equal to 63,553,431 years, 24 weeks, 1 day, 13 hours, 29 minutes, 36 seconds.
• To count from 1 to 1,998,729,998,227,776 would take you about one hundred ninety million, six hundred sixty thousand, two hundred ninety-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 1998729998227776 cubic inches would be around 10497.1 feet tall.

Recreational maths with 1998729998227776

• 1998729998227776 backwards is 6777228999278991
• 1998729998227776 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1998729998227776's digits is 102
• More coming soon!