128942362274428416

Names of 128942362274428416

• Cardinal: 128942362274428416 can be written as One hundred twenty-eight quadrillion, nine hundred forty-two trillion, three hundred sixty-two billion, two hundred seventy-four million, four hundred twenty-eight thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 1.28942362274428416 × 10¹⁷

Factors of 128942362274428416

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 576

Divisors of 128942362274428416

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 49 56 64 84 96 98 112 128 147 163 168 192 196 224 256 294 326 336 384 392 401 448 489 512 588 652 672 768 784 802 896 978 1141 1176 1203 1304 1344 1536 1568 1604 1792 1956 2282 2352 2406 2608 2688 2807 3136 3208 3423 3584 3912 4564 4704 4812 5216 5376 5614 6272 6416 6846 7824 7987 8421 9128 9408 9624 10432 10752 11228 12544 12832 13692 15648 15974 16842 18256 18816 19248 19649 20864 22456 23961 25088 25664 26569 27384 31296 31948 33684 36512 37632 38496 39298 41728 44912 47922 51328 53138 54768 58947 62592 63896 65363 67368 73024 75264 76992 78596 79707 83456 89824 95844 102656 106276 109536 117894 125184 127792 130726 134736 146048 153984 157192 159414 160801 179648 185983 191688 196089 205312 212552 219072 235788 250368 255584 261452 269472 292096 307968 314384 318828 321602 359296 371966 383376 392178 425104 438144 457541 471576 482403 511168 522904 538944 557949 584192 615936 628768 637656 643204 718592 743932 766752 784356 850208 876288 915082 943152 964806 1022336 1045808 1077888 1115898 1125607 1257536 1275312 1286408 1301881 1372623 1437184 1487864 1533504 1568712 1700416 1752576 1830164 1886304 1929612 2044672 2091616 2155776 2231796 2251214 2515072 2550624 2572816 2603762 2745246 2975728 3067008 3137424 3202787 3376821 3400832 3660328 3772608 3859224 3905643 4089344 4183232 4311552 4463592 4502428 5030144 5101248 5145632 5207524 5490492 5951456 6134016 6274848 6405574 6753642 6801664 7320656 7545216 7718448 7811286 7879249 8366464 8927184 9004856 9608361 10060288 10202496 10291264 10415048 10654169 10980984 11902912 12268032 12549696 12811148 13507284 13603328 14641312 15090432 15436896 15622572 15758498 16732928 17854368 18009712 19216722 20404992 20582528 20830096 21308338 21961968 23637747 23805824 25099392 25622296 26210563 27014568 29282624 30180864 30873792 31245144 31516996 31962507 33465856 35708736 36019424 38433444 40809984 41165056 41660192 42616676 43923936 47275494 47611648 50198784 51244592 52421126 54029136 58565248 61747584 62490288 63033992 63925014 64481201 71417472 72038848 74579183 76866888 78631689 82330112 83320384 85233352 87847872 94550988 95223296 100397568 102489184 104842252 108058272 117130496 123495168 124980576 126067984 127850028 128962402 142834944 144077696 149158366 153733776 157263378 166640768 170466704 175695744 183473941 189101976 193443603 204978368 209684504 216116544 223737549 234260992 246990336 249961152 252135968 255700056 257924804 285669888 288155392 298316732 307467552 314526756 333281536 340933408 351391488 366947882 378203952 386887206 409956736 419369008 432233088 447475098 451368407 499922304 504271936 511400112 515849608 522054281 550421823 576310784 596633464 614935104 629053512 666563072 681866816 702782976 733895764 756407904 773774412 819913472 838738016 864466176 894950196 902736814 999844608 1008543872 1022800224 1031699216 1044108562 1100843646 1193266928 1229870208 1258107024 1284317587 1354105221 1363733632 1467791528 1512815808 1547548824 1566162843 1639826944 1677476032 1728932352 1789900392 1805473628 1999689216 2017087744 2045600448 2063398432 2088217124 2201687292 2386533856 2459740416 2516214048 2568635174 2708210442 2727467264 2935583056 3025631616 3095097648 3132325686 3159578849 3354952064 3579800784 3610947256 3852952761 4034175488 4091200896 4126796864 4176434248 4272321769 4403374584 4773067712 4919480832 5032428096 5137270348 5416420884 5454934528 5871166112 6051263232 6190195296 6264651372 6319157698 6709904128 7159601568 7221894512 7705905522 8182401792 8253593728 8352868496 8544643538 8806749168 9478736547 9546135424 10064856192 10274540696 10510435763 10832841768 11742332224 12102526464 12380390592 12529302744 12638315396 12816965307 13419808256 14319203136 14443789024 15411811044 16364803584 16507187456 16705736992 17089287076 17613498336 18957473094 19092270848 20129712384 20549081392 21020871526 21665683536 23484664448 24760781184 25058605488 25276630792 25633930614 28638406272 28887578048 29906252383 30823622088 31531307289 33014374912 33411473984 34178574152 35226996672 37914946188 38184541696 40259424768 41098162784 42041743052 43331367072 46969328896 49521562368 50117210976 50553261584 51267861228 57276812544 57775156096 59812504766 61647244176 63062614578 66822947968 68357148304 70453993344 73573050341 75829892376 82196325568 84083486104 86662734144 89718757149 93938657792 99043124736 100234421952 101106523168 102535722456 114553625088 115550312192 119625009532 123294488352 126125229156 133645895936 136714296608 140907986688 147146100682 151659784752 164392651136 168166972208 173325468288 179437514298 200468843904 202213046336 205071444912 209343766681 220719151023 231100624384 239250019064 246588976704 252250458312 267291791872 273428593216 281815973376 294292201364 303319569504 328785302272 336333944416 346650936576 358875028596 400937687808 404426092672 410142889824 418687533362 441438302046 478500038128 493177953408 504500916624 515011352387 546857186432 588584402728 606639139008 628031300043 657570604544 672667888832 693301873152 717750057192 801875375616 808852185344 820285779648 837375066724 882876604092 957000076256 986355906816 1009001833248 1030022704774 1093714372864 1177168805456 1213278278016 1256062600086 1345335777664 1435500114384 1545034057161 1617704370688 1640571559296 1674750133448 1713201029369 1765753208184 1914000152512 1972711813632 2018003666496 2060045409548 2187428745728 2354337610912 2426556556032 2512125200172 2690671555328 2871000228768 3090068114322 3281143118592 3349500266896 3426402058738 3531506416368 3828000305024 4036007332992 4120090819096 4708675221824 4853113112064 5024250400344 5139603088107 5381343110656 5742000457536 6180136228644 6562286237184 6699000533792 6852804117476 7063012832736 7656000610048 8072014665984 8240181638192 9417350443648 10048500800688 10279206176214 11484000915072 11992407205583 12360272457288 13398001067584 13705608234952 14126025665472 15312001220096 16144029331968 16480363276384 18834700887296 20097001601376 20558412352428 22968001830144 23984814411166 24720544914576 26796002135168 27411216469904 28252051330944 32960726552768 35977221616749 37669401774592 40194003202752 41116824704856 45936003660288 47969628822332 49441089829152 53592004270336 54822432939808 56504102661888 65921453105536 71954443233498 80388006405504 82233649409712 83946850439081 95939257644664 98882179658304 107184008540672 109644865879616 113008205323776 131842906211072 143908886466996 160776012811008 164467298819424 167893700878162 191878515289328 197764359316608 219289731759232 251840551317243 263685812422144 287817772933992 321552025622016 328934597638848 335787401756324 383757030578656 395528718633216 438579463518464 503681102634486 575635545867984 657869195277696 671574803512648 767514061157312 791057437266432 877158927036928 1007362205268972 1151271091735968 1315738390555392 1343149607025296 1535028122314624 2014724410537944 2302542183471936 2631476781110784 2686299214050592 3070056244629248 4029448821075888 4605084366943872 5372598428101184 6140112489258496 8058897642151776 9210168733887744 10745196856202368 16117795284303552 18420337467775488 21490393712404736 32235590568607104 42980787424809472 64471181137214208 128942362274428416
• Sum of all divisors σ(n): 403065547802972208
• Sum of proper divisors (its aliquot sum) s(n): 274123185528543792
• 128942362274428416 is an abundant number, because the sum of its proper divisors (274123185528543792) is greater than itself. Its abundance is 145180823254115376

Bases of 128942362274428416

• Binary: 111001010000110000110010100110011110111011111011000000000₂
• Hexadecimal: 0x1CA186533DDF600
• Base-36: Z9M93H5239C

Squares and roots of 128942362274428416

• 128942362274428416 squared (128942362274428416²) is 16626132788909940393228139508269056
• 128942362274428416 cubed (128942362274428416³) is 2143812837290378405048262421829746064031567939895296
• The square root of 128942362274428416 is 359085452.6076326807
• The cube root of 128942362274428416 is 505202.1701714291

Scales and comparisons

• 128,942,362,274,428,416 seconds is equal to 4,099,968,275 years, 21 weeks, 3 days, 7 hours, 53 minutes, 36 seconds.
• To count from 1 to 128,942,362,274,428,416 would take you about twelve billion, two hundred ninety-nine million, nine hundred four thousand, eight hundred twenty-six 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 128942362274428416 cubic inches would be around 42100.2 feet tall.

Recreational maths with 128942362274428416

• 128942362274428416 backwards is 614824472263249821
• The number of decimal digits it has is: 18
• The sum of 128942362274428416's digits is 75
• More coming soon!