1991981114571312

Names of 1991981114571312

• Cardinal: 1991981114571312 can be written as One quadrillion, nine hundred ninety-one trillion, nine hundred eighty-one billion, one hundred fourteen million, five hundred seventy-one thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.991981114571312 × 10¹⁵

Factors of 1991981114571312

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 797

Divisors of 1991981114571312

• Number of divisors d(n): 600
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 31 36 48 54 62 72 81 93 108 124 144 162 186 216 243 248 279 324 372 432 486 496 558 648 729 744 761 837 961 972 1116 1296 1458 1488 1522 1674 1922 1944 2187 2232 2283 2511 2883 2916 3044 3348 3844 3888 4374 4464 4566 5022 5766 5832 6088 6561 6696 6849 7533 7688 8649 8748 9132 10044 11532 11664 12176 13122 13392 13698 15066 15376 17298 17496 18264 19683 20088 20547 22599 23064 23591 25947 26244 27396 29791 30132 34596 34992 36528 39366 40176 41094 45198 46128 47182 51894 52488 54792 59049 59582 60264 61641 67797 69192 70773 77841 78732 82188 89373 90396 94364 103788 104976 109584 118098 119164 120528 123282 135594 138384 141546 155682 157464 164376 177147 178746 180792 184923 188728 203391 207576 212319 233523 236196 238328 246564 268119 271188 283092 311364 314928 328752 354294 357492 361584 369846 377456 406782 415152 424638 467046 472392 476656 493128 536238 542376 554769 566184 610173 622728 636957 700569 708588 714984 731321 739692 804357 813564 849276 923521 934092 944784 986256 1072476 1084752 1109538 1132368 1220346 1245456 1273914 1401138 1417176 1429968 1462642 1479384 1608714 1627128 1664307 1698552 1830519 1847042 1868184 1910871 2101707 2144952 2193963 2219076 2413071 2440692 2547828 2770563 2802276 2834352 2925284 2958768 3217428 3254256 3328614 3397104 3661038 3694084 3736368 3821742 4203414 4289904 4387926 4438152 4826142 4881384 4992921 5095656 5491557 5541126 5604552 5732613 5850568 6305121 6434856 6581889 6657228 7239213 7322076 7388168 7643484 8311689 8406828 8775852 8876304 9652284 9762768 9985842 10191312 10983114 11082252 11209104 11465226 11701136 12610242 12869712 13163778 13314456 14478426 14644152 14776336 14978763 15286968 16623378 16813656 17197839 17551704 18915363 19304568 19745667 19971684 21717639 21966228 22164504 22670951 22930452 24935067 25220484 26327556 26628912 28956852 29288304 29957526 30573936 33246756 33627312 34395678 35103408 37830726 38609136 39491334 39943368 43435278 43932456 44329008 44936289 45341902 45860904 49870134 50440968 51593517 52655112 56746089 57913704 59237001 59915052 65152917 66493512 68012853 68791356 74805201 75661452 78982668 79886736 86870556 87864912 89872578 90683804 91721808 99740268 100881936 103187034 105310224 113492178 115827408 118474002 119830104 130305834 132987024 134808867 136025706 137582712 149610402 151322904 154780551 157965336 170238267 173741112 177711003 179745156 181367608 195458751 199480536 204038559 206374068 224415603 226984356 236948004 239660208 260611668 269617734 272051412 275165424 299220804 302645808 309561102 315930672 340476534 347482224 355422006 359490312 362735216 390917502 398961072 408077118 412748136 448831206 453968712 464341653 473896008 521223336 533133009 539235468 544102824 586376253 598441608 612115677 619122204 673246809 680953068 702799481 710844012 718980624 781835004 816154236 825496272 897662412 907937424 928683306 947792016 1042446672 1066266018 1078470936 1088205648 1172752506 1196883216 1224231354 1238244408 1346493618 1361906136 1393024959 1405598962 1421688024 1563670008 1599399027 1632308472 1759128759 1795324824 1836347031 1857366612 2019740427 2108398443 2132532036 2156941872 2345505012 2448462708 2476488816 2692987236 2723812272 2786049918 2811197924 2843376048 3127340016 3198798054 3264616944 3518257518 3590649648 3672694062 3714733224 4039480854 4179074877 4216796886 4265064072 4691010024 4798197081 4896925416 5277386277 5385974472 5509041093 5572099836 5622395848 6059221281 6325195329 6397596108 7036515036 7345388124 7429466448 8078961708 8358149754 8433593772 8530128144 9382020048 9596394162 9793850832 10554772554 10771948944 11018082186 11144199672 11244791696 12118442562 12650390658 12795192216 14073030072 14394591243 14690776248 16157923416 16527123279 16716299508 16867187544 18177663843 18975585987 19192788324 21109545108 22036164372 22288399344 24236885124 25300781316 25590384432 28146060144 28789182486 29381552496 32315846832 33054246558 33432599016 33734375088 36355327686 37951171974 38385576648 42219090216 43183773729 44072328744 48473770248 49581369837 50601562632 54532991529 56926757961 57578364972 66108493116 66865198032 72710655372 75902343948 76771153296 84438180432 86367547458 88144657488 96947540496 99162739674 101203125264 109065983058 113853515922 115156729944 129551321187 132216986232 145421310744 148744109511 151804687896 163598974587 170780273883 172735094916 198325479348 218131966116 227707031844 230313459888 259102642374 264433972464 290842621488 297488219022 303609375792 327197949174 341560547766 345470189832 396650958696 436263932232 446232328533 455414063688 512340821649 518205284748 594976438044 654395898348 683121095532 690940379664 793301917392 872527864464 892464657066 910828127376 1024681643298 1036410569496 1189952876088 1308791796696 1338696985599 1366242191064 1537022464947 1784929314132 2049363286596 2072821138992 2379905752176 2617583593392 2677393971198 2732484382128 3074044929894 3569858628264 4016090956797 4098726573192 4611067394841 5354787942396 6148089859788 7139717256528 8032181913594 8197453146384 9222134789682 10709575884792 12296179719576 13833202184523 16064363827188 18444269579364 21419151769584 24592359439152 27666404369046 32128727654376 36888539158728 41499606553569 55332808738092 64257455308752 73777078317456 82999213107138 110665617476184 124498819660707 165998426214276 221331234952368 248997639321414 331996852428552 497995278642828 663993704857104 995990557285656 1991981114571312
• Sum of all divisors σ(n): 5990017734901200
• Sum of proper divisors (its aliquot sum) s(n): 3998036620329888
• 1991981114571312 is an abundant number, because the sum of its proper divisors (3998036620329888) is greater than itself. Its abundance is 2006055505758576

Bases of 1991981114571312

• Binary: 111000100111011001000111110101110111011101000110000₂
• Hexadecimal: 0x713B23EBBBA30
• Base-36: JM3JHO6R00

Squares and roots of 1991981114571312

• 1991981114571312 squared (1991981114571312²) is 3967988760808766424729533401344
• 1991981114571312 cubed (1991981114571312³) is 7904158674362285678613711057154509403804643328
• The square root of 1991981114571312 is 44631615.6392675529
• The cube root of 1991981114571312 is 125823.4933996615

Scales and comparisons

• 1,991,981,114,571,312 seconds is equal to 63,338,837 years, 43 weeks, 5 days, 4 hours, 55 minutes, 12 seconds.
• To count from 1 to 1,991,981,114,571,312 would take you about one hundred ninety million, sixteen thousand, five hundred thirteen 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 1991981114571312 cubic inches would be around 10485.3 feet tall.

Recreational maths with 1991981114571312

• 1991981114571312 backwards is 2131754111891991
• The number of decimal digits it has is: 16
• The sum of 1991981114571312's digits is 63
• More coming soon!