128249729564544

Names of 128249729564544

• Cardinal: 128249729564544 can be written as One hundred twenty-eight trillion, two hundred forty-nine billion, seven hundred twenty-nine million, five hundred sixty-four thousand, five hundred forty-four.

Scientific notation

• Scientific notation: 1.28249729564544 × 10¹⁴

Factors of 128249729564544

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 470

Divisors of 128249729564544

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 81 84 96 108 112 126 127 128 144 162 168 189 192 216 224 252 254 288 324 331 336 378 381 384 432 448 504 508 567 576 648 662 672 756 762 864 889 896 993 1008 1016 1134 1143 1152 1296 1324 1344 1512 1524 1728 1778 1986 2016 2032 2268 2286 2317 2592 2648 2667 2688 2979 3024 3048 3429 3456 3556 3972 4032 4064 4536 4572 4634 5184 5296 5334 5958 6048 6096 6858 6951 7112 7944 8001 8064 8128 8937 9072 9144 9268 10287 10368 10592 10668 11916 12096 12192 13716 13902 14224 15888 16002 16129 16256 17874 18144 18288 18536 20574 20853 21184 21336 23832 24003 24192 24384 26811 27432 27804 28448 31776 32004 32258 35748 36288 36576 37072 41148 41706 42037 42368 42672 47664 48006 48387 48768 53622 54864 55608 56896 62559 63552 64008 64516 71496 72009 72576 73152 74144 82296 83412 84074 85344 95328 96012 96774 107244 109561 109728 111216 112903 113792 125118 126111 127104 128016 129032 142992 144018 145161 146304 148288 164592 166824 168148 170688 187677 190656 192024 193548 214488 219122 219456 222432 225806 250236 252222 256032 258064 285984 288036 290322 294259 296576 328683 329184 333648 336296 338709 341376 375354 378333 381312 384048 387096 428976 435483 438244 438912 444864 451612 500472 504444 512064 516128 571968 576072 580644 588518 657366 658368 667296 672592 677418 750708 756666 766927 768096 774192 857952 870966 876488 882777 889728 903224 986049 1000944 1008888 1016127 1024128 1032256 1134999 1143936 1152144 1161288 1177036 1306449 1314732 1316736 1334592 1345184 1354836 1501416 1513332 1533854 1536192 1548384 1715904 1741932 1752976 1765554 1806448 1972098 2001888 2017776 2032254 2064512 2269998 2300781 2304288 2322576 2354072 2612898 2629464 2648331 2669184 2690368 2709672 2958147 3002832 3026664 3048381 3067708 3072384 3096768 3404997 3431808 3483864 3505952 3531108 3612896 3944196 4003776 4035552 4064508 4539996 4601562 4608576 4645152 4708144 5225796 5258928 5296662 5338699 5380736 5419344 5916294 6005664 6053328 6096762 6135416 6193536 6809994 6902343 6967728 7011904 7062216 7225792 7888392 7944993 8007552 8071104 8129016 8874441 9079992 9145143 9203124 9217152 9290304 9416288 10451592 10517856 10593324 10677398 10838688 11832588 12011328 12106656 12193524 12270832 13619988 13804686 13914247 13935456 14023808 14124432 14451584 15776784 15889986 16016097 16142208 16258032 17748882 18159984 18290286 18406248 18580608 18832576 20707029 20903184 21035712 21186648 21354796 21677376 23665176 23834979 24022656 24213312 24387048 24541664 27239976 27609372 27828494 27870912 28248864 31553568 31779972 32032194 32516064 35497764 36319968 36580572 36812496 37370893 37665152 41414058 41742741 41806368 42071424 42373296 42709592 43354752 47330352 47669958 48048291 48426624 48774096 49083328 54479952 55218744 55656988 55741824 56497728 62121087 63107136 63559944 64064388 65032128 70995528 72639936 73161144 73624992 74741786 82828116 83485482 83612736 84746592 85419184 94660704 95339916 96096582 97399729 97548192 98166656 108959904 110437488 111313976 112112679 112995456 124242174 125228223 126214272 127119888 128128776 130064256 141991056 144144873 145279872 146322288 147249984 149483572 165656232 166970964 167225472 169493184 170838368 189321408 190679832 192193164 194799458 195096384 217919808 220874976 222627952 224225358 248484348 250456446 254239776 256257552 283982112 288289746 292199187 292644576 294499968 298967144 331312464 333941928 336338037 338986368 341676736 375684669 378642816 381359664 384386328 389598916 390192768 432434619 435839616 441749952 445255904 448450716 496968696 500912892 508479552 512515104 567964224 576579492 584398374 585289152 597934288 662624928 667883856 672676074 683353472 751369338 762719328 768772656 779197832 864869238 876597561 883499904 890511808 896901432 993937392 1001825784 1009014111 1016959104 1025030208 1127054007 1135928448 1153158984 1168796748 1170578304 1195868576 1325249856 1335767712 1345352148 1502738676 1525438656 1537545312 1558395664 1729738476 1753195122 1767109369 1781023616 1793802864 1987874784 2003651568 2018028222 2050060416 2254108014 2306317968 2337593496 2391737152 2629792683 2650499712 2671535424 2690704296 3005477352 3027042333 3050877312 3075090624 3116791328 3459476952 3506390244 3534218738 3587605728 3975749568 4007303136 4036056444 4508216028 4612635936 4675186992 4783474304 5259585366 5301328107 5343070848 5381408592 6010954704 6054084666 6150181248 6233582656 6918953904 7012780488 7068437476 7175211456 7889378049 7951499136 8014606272 8072112888 9016432056 9225271872 9350373984 10519170732 10602656214 10762817184 12021909408 12108169332 12369765583 12467165312 13837907808 14025560976 14136874952 14350422912 15778756098 15903984321 16029212544 16144225776 18032864112 18450543744 18700747968 21038341464 21205312428 21525634368 24043818816 24216338664 24739531166 27675815616 28051121952 28273749904 31557512196 31807968642 32288451552 36065728224 37109296749 37401495936 42076682928 42410624856 43051268736 47711952963 48087637632 48432677328 49479062332 55351631232 56102243904 56547499808 63115024392 63615937284 64576903104 72131456448 74218593498 84153365856 84821249712 95423905926 96865354656 98958124664 111327890247 112204487808 113094999616 126230048784 127231874568 129153806208 143135858889 144262912896 148437186996 168306731712 169642499424 190847811852 193730709312 197916249328 222655780494 226189999232 252460097568 254463749136 286271717778 296874373992 333983670741 336613463424 339284998848 381695623704 387461418624 395832498656 445311560988 504920195136 508927498272 572543435556 593748747984 667967341482 678569997696 763391247408 791664997312 890623121976 1001951012223 1009840390272 1017854996544 1145086871112 1187497495968 1335934682964 1526782494816 1583329994624 1781246243952 2003902024446 2035709993088 2290173742224 2374994991936 2671869365928 3053564989632 3562492487904 4007804048892 4580347484448 4749989983872 5343738731856 6107129979264 7124984975808 8015608097784 9160694968896 10687477463712 14249969951616 16031216195568 18321389937792 21374954927424 32062432391136 42749909854848 64124864782272 128249729564544
• Sum of all divisors σ(n): 440987188866840
• Sum of proper divisors (its aliquot sum) s(n): 312737459302296
• 128249729564544 is an abundant number, because the sum of its proper divisors (312737459302296) is greater than itself. Its abundance is 184487729737752

Bases of 128249729564544

• Binary: 11101001010010001110111100100101011111110000000₂
• Hexadecimal: 0x74A47792BF80
• Base-36: 19GL41O800

Squares and roots of 128249729564544

• 128249729564544 squared (128249729564544²) is 16447993133378671335861927936
• 128249729564544 cubed (128249729564544³) is 2109450671235291288694488869842365588701184
• The square root of 128249729564544 is 11324739.7128827645
• The cube root of 128249729564544 is 50429.5956556691

Scales and comparisons

• 128,249,729,564,544 seconds is equal to 4,077,944 years, 36 weeks, 1 day, 23 hours, 2 minutes, 24 seconds.
• To count from 1 to 128,249,729,564,544 would take you about ten million, one hundred ninety-four thousand, eight hundred sixty-one 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 128249729564544 cubic inches would be around 4202.5 feet tall.

Recreational maths with 128249729564544

• 128249729564544 backwards is 445465927942821
• 128249729564544 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 128249729564544's digits is 72
• More coming soon!