128991413944008

Names of 128991413944008

• Cardinal: 128991413944008 can be written as One hundred twenty-eight trillion, nine hundred ninety-one billion, four hundred thirteen million, nine hundred forty-four thousand and eight.

Scientific notation

• Scientific notation: 1.28991413944008 × 10¹⁴

Factors of 128991413944008

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 18206

Divisors of 128991413944008

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 27 28 33 36 42 44 49 54 56 63 66 72 77 79 84 88 98 99 108 126 132 147 154 158 168 189 196 198 216 231 237 252 264 294 297 308 316 378 392 396 441 462 474 504 539 553 588 594 616 632 693 711 756 792 811 869 882 924 948 1078 1106 1176 1188 1323 1386 1422 1512 1617 1622 1659 1738 1764 1848 1896 2079 2133 2156 2212 2376 2433 2607 2646 2772 2844 3234 3244 3318 3476 3528 3871 4158 4266 4312 4424 4851 4866 4977 5214 5292 5544 5677 5688 6083 6468 6488 6636 6952 7299 7742 7821 8316 8532 8921 9702 9732 9954 10428 10584 11354 11613 12166 12936 13272 14553 14598 14931 15484 15642 16632 17031 17064 17293 17842 18249 19404 19464 19908 20856 21897 22708 23226 23463 24332 26763 29106 29196 29862 30968 31284 34062 34586 34839 35684 36498 38808 39739 39816 42581 43794 45416 46452 46926 48664 51093 51879 53526 54747 58212 58392 59724 62447 62568 64069 68124 69172 69678 71368 72996 79478 80289 85162 87588 92904 93852 102186 103758 104517 107052 109494 116424 119217 119448 121051 124894 127743 128138 136248 138344 139356 145992 153279 155637 158956 160578 164241 170324 175176 187341 187704 190223 192207 204372 207516 209034 214104 218988 238434 240867 242102 249788 255486 256276 278712 306558 311274 317912 321156 328482 340648 357651 363153 374682 380446 383229 384414 408744 415032 418068 437129 437976 448483 466911 476868 481734 484204 499576 510972 512552 562023 570669 576621 613116 622548 642312 656964 704759 715302 726306 749364 760892 766458 768828 836136 847357 874258 896966 933822 953736 963468 968408 1021944 1072953 1089459 1124046 1141338 1149687 1153242 1226232 1245096 1311387 1313928 1331561 1345449 1366147 1409518 1430604 1452612 1498728 1521784 1532916 1537656 1686069 1694714 1712007 1729863 1748516 1793932 1867644 1926936 2114277 2145906 2178918 2248092 2282676 2299374 2306484 2542071 2622774 2663122 2690898 2732294 2819036 2861208 2905224 3065832 3139381 3268377 3372138 3389428 3424014 3459726 3497032 3587864 3735288 3934161 3994683 4036347 4098441 4228554 4291812 4357836 4496184 4565352 4598748 4612968 4933313 5084142 5136021 5245548 5326244 5381796 5464588 5638072 6278762 6342831 6536754 6744276 6778856 6848028 6919452 7626213 7868322 7989366 8072694 8196882 8457108 8583624 8715672 9197496 9320927 9418143 9563029 9866626 10168284 10272042 10491096 10652488 10763592 10929176 11802483 11984049 12109041 12295323 12557524 12685662 13073508 13488552 13696056 13838904 14024623 14799939 15027617 15252426 15736644 15978732 16145388 16393764 16914216 18641854 18836286 19028493 19126058 19733252 20336568 20544084 22878639 23604966 23968098 24218082 24590646 25115048 25371324 26147016 27962781 28049246 28254429 28689087 29599878 30055234 30504852 31473288 31957464 32290776 32787528 34533191 35952147 36885969 37283708 37672572 38056986 38252116 39466504 41088168 42073869 44399817 45082851 45757278 47209932 47936196 48436164 49181292 50742648 55925562 56098492 56508858 57378174 59199756 60110468 61009704 66941203 69066382 71904294 73771938 74567416 75345144 76113972 76504232 83888343 84147738 84763287 86067261 88799634 90165702 91514556 94419864 95872392 96872328 98172361 98362584 103599573 105193319 111851124 112196984 113017716 114756348 118399512 120220936 126221607 133199451 133882406 135248553 138132764 143808588 147543876 152227944 154270853 167776686 168295476 169526574 172134522 177599268 180331404 183029112 196344722 200823609 207199146 210386638 223702248 226035432 229512696 251665029 252443214 258201783 266398902 267764812 270497106 276265528 287617176 294517083 295087752 308541706 310798719 315579957 335553372 336590952 339053148 344269044 355198536 360662808 378664821 392689444 401647218 405745659 414398292 420773276 462812559 503330058 504886428 516403566 532797804 535529624 540994212 589034166 602470827 617083412 621597438 631159914 671106744 678106296 687206527 688538088 736353233 757329642 785378888 803294436 811491318 828796584 841546552 883551249 925625118 932396157 946739871 1006660116 1009772856 1032807132 1065595608 1079895971 1081988424 1107945217 1178068332 1204941654 1234166824 1243194876 1262319828 1374413054 1388437677 1472706466 1514659284 1606588872 1622982636 1767102498 1807412481 1851250236 1864792314 1893479742 2013320232 2061619581 2065614264 2159791942 2209059699 2215890434 2356136664 2409883308 2486389752 2524639656 2650653747 2748826108 2776875354 2840219613 2945412932 3029318568 3239687913 3245965272 3323835651 3534204996 3614824962 3702500472 3729584628 3786959484 4123239162 4165313031 4319583884 4418119398 4431780868 4819766616 5301307494 5497652216 5553750708 5680439226 5890825864 6184858743 6479375826 6627179097 6647671302 7068409992 7229649924 7459169256 7559271797 7573918968 7755616519 8246478324 8330626062 8639167768 8836238796 8863561736 9719063739 9971506953 10602614988 11107501416 11360878452 12187397387 12369717486 12958751652 13254358194 13295342604 14459299848 15118543594 15511233038 16492956648 16661252124 17672477592 18554576229 19438127478 19881537291 19943013906 21205229976 22677815391 22721756904 23266849557 24374794774 24739434972 25917503304 26508716388 26590685208 29157191217 29914520859 30237087188 31022466076 33322504248 36562192161 37109152458 38876254956 39763074582 39886027812 45355630782 46533699114 48749589548 49478869944 53017432776 54289315633 58314382434 59829041718 60474174376 62044932152 68033446173 69800548671 73124384322 74218304916 77752509912 79526149164 79772055624 85311781709 90711261564 93067398228 97499179096 108578631266 109686576483 116628764868 119658083436 136066892346 139601097342 146248768644 148436609832 159052298328 162867946899 170623563418 181422523128 186134796456 204100338519 209401646013 217157262532 219373152966 233257529736 239316166872 255935345127 272133784692 279202194684 292497537288 325735893798 329059729449 341247126836 408200677038 418803292026 434314525064 438746305932 488603840697 511870690254 544267569384 558404389368 597182471963 651471787596 658119458898 682494253672 767806035381 816401354076 837606584052 877492611864 977207681394 1023741380508 1194364943926 1302943575192 1316238917796 1465811522091 1535612070762 1632802708152 1675213168104 1791547415889 1954415362788 2047482761016 2303418106143 2388729887852 2632477835592 2931623044182 3071224141524 3583094831778 3908830725576 4606836212286 4777459775704 5374642247667 5863246088364 6142448283048 7166189663556 9213672424572 10749284495334 11726492176728 14332379327112 16123926743001 18427344849144 21498568990668 32247853486002 42997137981336 64495706972004 128991413944008
• Sum of all divisors σ(n): 461050845696000
• Sum of proper divisors (its aliquot sum) s(n): 332059431751992
• 128991413944008 is an abundant number, because the sum of its proper divisors (332059431751992) is greater than itself. Its abundance is 203068017807984

Bases of 128991413944008

• Binary: 11101010101000100100111011010000011111011001000₂
• Hexadecimal: 0x755127683EC8
• Base-36: 19Q1U5EHU0

Squares and roots of 128991413944008

• 128991413944008 squared (128991413944008²) is 16638784871274421497759104064
• 128991413944008 cubed (128991413944008³) is 2146260386855856768515547256085978741248512
• The square root of 128991413944008 is 11357438.7052718889
• The cube root of 128991413944008 is 50526.6224290363

Scales and comparisons

• 128,991,413,944,008 seconds is equal to 4,101,527 years, 50 weeks, 1 day, 21 hours, 46 minutes, 48 seconds.
• To count from 1 to 128,991,413,944,008 would take you about ten million, two hundred fifty-three thousand, eight hundred nineteen 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 128991413944008 cubic inches would be around 4210.6 feet tall.

Recreational maths with 128991413944008

• 128991413944008 backwards is 800449314199821
• 128991413944008 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 128991413944008's digits is 63
• More coming soon!