19987213089168

Names of 19987213089168

• Cardinal: 19987213089168 can be written as Nineteen trillion, nine hundred eighty-seven billion, two hundred thirteen million, eighty-nine thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.9987213089168 × 10¹³

Factors of 19987213089168

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 438

Divisors of 19987213089168

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 31 36 39 48 52 62 72 78 93 104 117 124 144 156 169 186 208 234 248 279 312 338 372 389 403 468 496 507 558 624 676 744 778 806 936 961 1014 1116 1167 1209 1352 1488 1521 1556 1612 1872 1922 2028 2197 2232 2334 2418 2704 2883 3042 3112 3224 3501 3627 3844 4056 4394 4464 4668 4836 5057 5239 5766 6084 6224 6448 6591 7002 7254 7688 8112 8649 8788 9336 9672 10114 10478 11532 12059 12168 12493 13182 14004 14508 15171 15376 15717 17298 17576 18672 19344 19773 20228 20956 23064 24118 24336 24986 26364 28008 28561 29016 30342 31434 34596 35152 36177 37479 39546 40456 41912 45513 46128 47151 48236 49972 52728 56016 57122 58032 60684 62868 65741 68107 69192 72354 74958 79092 80912 83824 85683 91026 94302 96472 99944 105456 108531 112437 114244 121368 125736 131482 136214 138384 144708 149916 156767 158184 162409 171366 182052 188604 192944 197223 199888 204321 217062 224874 228488 242736 251472 257049 262964 272428 289416 299832 313534 316368 324818 342732 364104 371293 373829 377208 394446 408642 434124 449748 456976 470301 487227 514098 525928 544856 578832 591669 599664 612963 627068 649636 685464 728208 742586 747658 754416 788892 817284 854633 868248 885391 899496 940602 974454 1028196 1051856 1089712 1113879 1121487 1183338 1225926 1254136 1299272 1370928 1410903 1461681 1485172 1495316 1577784 1634568 1709266 1736496 1770782 1798992 1881204 1948908 2037971 2056392 2111317 2227758 2242974 2366676 2451852 2508272 2563899 2598544 2656173 2821806 2923362 2970344 2990632 3155568 3269136 3341637 3364461 3418532 3541564 3762408 3897816 4075942 4112784 4222634 4455516 4485948 4733352 4859777 4903704 5127798 5312346 5643612 5846724 5940688 5981264 6113913 6333951 6683274 6728922 6837064 7083128 7524816 7691697 7795632 7968519 8151884 8445268 8911032 8971896 9466704 9719554 9807408 10255596 10624692 11110229 11287224 11510083 11693448 12227826 12667902 13366548 13457844 13674128 14166256 14579331 15383394 15937038 16303768 16890536 17822064 17943792 18341739 19001853 19439108 20511192 21249384 22220458 22574448 23020166 23386896 24455652 25335804 26493623 26733096 26915688 27447121 29158662 30766788 31874076 32607536 33330687 33781072 34530249 36683478 38003706 38878216 41022384 42498768 43737993 44440916 46040332 48911304 50671608 52987246 53466192 53831376 54894242 58317324 61533576 63177101 63748152 66661374 69060498 73366956 76007412 77756432 79480869 82341363 87475986 88881832 92080664 97822608 99992061 101343216 103590747 105974492 109788484 116634648 123067152 126354202 127496304 133322748 138120996 144432977 146733912 152014824 158961738 164682726 174951972 177763664 184161328 189531303 199984122 207181494 211948984 219576968 233269296 238442607 247024089 252708404 266645496 276241992 288865954 293467824 304029648 317923476 329365452 344417099 349903944 356812573 379062606 399968244 414362988 423897968 433298931 439153936 476885214 494048178 505416808 533290992 552483984 568593909 577731908 635846952 658730904 688834198 699807888 713625146 758125212 799936488 821302313 828725976 866597862 953770428 988096356 1010833616 1033251297 1070437719 1137187818 1155463816 1271693904 1299896793 1317461808 1377668396 1427250292 1516250424 1599872976 1642604626 1657451952 1733195724 1907540856 1976192712 2066502594 2140875438 2274375636 2310927632 2463906939 2599793586 2755336792 2854500584 3032500848 3099753891 3211313157 3285209252 3466391448 3815081712 3952385424 4133005188 4281750876 4477422287 4548751272 4927813878 5199587172 5510673584 5709001168 6199507782 6422626314 6570418504 6932782896 7391720817 8266010376 8563501752 8954844574 9097502544 9855627756 10399174344 10676930069 12399015564 12845252628 13140837008 13432266861 14783441634 16532020752 17127003504 17909689148 19711255512 20798348688 21353860138 24798031128 25690505256 26864533722 29566883268 32030790207 35819378296 39422511024 40296800583 42707720276 49596062256 51381010512 53729067444 59133766536 64061580414 71638756592 80593601166 85415440552 96092370621 107458134888 118267533072 128123160828 138800090897 161187202332 170830881104 192184741242 214916269776 256246321656 277600181794 322374404664 384369482484 416400272691 512492643312 555200363588 644748809328 768738964968 832800545382 1110400727176 1249200818073 1537477929936 1665601090764 2220801454352 2498401636146 3331202181528 4996803272292 6662404363056 9993606544584 19987213089168
• Sum of all divisors σ(n): 62776583955540
• Sum of proper divisors (its aliquot sum) s(n): 42789370866372
• 19987213089168 is an abundant number, because the sum of its proper divisors (42789370866372) is greater than itself. Its abundance is 22802157777204

Bases of 19987213089168

• Binary: 100100010110110100010101111000111100110010000₂
• Hexadecimal: 0x122DA2BC7990
• Base-36: 731ZYM9W0

Squares and roots of 19987213089168

• 19987213089168 squared (19987213089168²) is 399488687071808625518932224
• 19987213089168 cubed (19987213089168³) is 7984665515216192542303165413923860549632
• The square root of 19987213089168 is 4470706.1063290663
• The cube root of 19987213089168 is 27138.3900966705

Scales and comparisons

• 19,987,213,089,168 seconds is equal to 635,531 years, 28 weeks, 4 days, 19 hours, 52 minutes, 48 seconds.
• To count from 1 to 19,987,213,089,168 would take you about one million, five hundred eighty-eight thousand, eight hundred twenty-eight 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 19987213089168 cubic inches would be around 2261.5 feet tall.

Recreational maths with 19987213089168

• 19987213089168 backwards is 86198031278991
• 19987213089168 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 19987213089168's digits is 72
• More coming soon!