129028849901280

Names of 129028849901280

• Cardinal: 129028849901280 can be written as One hundred twenty-nine trillion, twenty-eight billion, eight hundred forty-nine million, nine hundred one thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.2902884990128 × 10¹⁴

Factors of 129028849901280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 3544

Divisors of 129028849901280

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 32 35 36 40 42 45 48 49 54 56 60 63 70 72 80 84 90 96 98 105 108 112 120 126 135 140 144 147 160 168 180 189 196 210 216 224 240 245 252 270 280 288 294 315 336 343 360 378 392 420 432 441 480 490 504 540 560 588 630 672 686 720 735 756 784 840 864 882 945 980 1008 1029 1080 1120 1176 1260 1323 1372 1440 1470 1512 1568 1680 1715 1764 1890 1960 2016 2058 2160 2205 2352 2401 2520 2646 2744 2940 3024 3087 3360 3430 3527 3528 3780 3920 4116 4320 4410 4704 4802 5040 5145 5292 5488 5880 6048 6174 6615 6860 7054 7056 7203 7560 7840 8232 8820 9261 9604 10080 10290 10581 10584 10976 11760 12005 12348 13230 13720 14108 14112 14406 15120 15435 16464 17635 17640 18522 19208 20580 21162 21168 21609 23520 24010 24689 24696 26460 27440 28216 28812 30240 30870 31743 32928 35270 35280 36015 37044 38416 41160 42324 42336 43218 46305 48020 49378 49392 52905 52920 54880 56432 57624 61740 63486 64827 70540 70560 72030 74067 74088 76832 82320 84648 86436 92610 95229 96040 98756 98784 105810 105840 108045 112864 115248 123445 123480 126972 129654 141080 144060 148134 148176 158715 164640 169296 172823 172872 185220 190458 192080 197512 211620 211680 216090 222201 230496 246890 246960 253944 259308 282160 288120 296268 296352 317430 324135 338592 345646 345744 370335 370440 380916 384160 395024 423240 432180 444402 476145 493780 493920 507888 518469 518616 564320 576240 592536 634860 648270 666603 691292 691488 740670 740880 761832 790048 846480 864115 864360 888804 952290 987560 1015776 1036938 1037232 1111005 1152480 1185072 1209761 1269720 1296540 1333206 1382584 1481340 1481760 1523664 1555407 1692960 1728230 1728720 1777608 1904580 1975120 2073876 2074464 2222010 2370144 2419522 2539440 2592345 2593080 2666412 2765168 2962680 3047328 3110814 3333015 3456460 3457440 3555216 3629283 3809160 3950240 4147752 4444020 4666221 4839044 5078880 5184690 5186160 5332824 5530336 5925360 6048805 6221628 6666030 6912920 7110432 7258566 7618320 7777035 8295504 8468327 8888040 9332442 9678088 10369380 10372320 10665648 10887849 11850720 12097610 12439729 12443256 13332060 13825840 14517132 15236640 15554070 16591008 16936654 17776080 18146415 18664884 19356176 20738760 21331296 21775698 23331105 24195220 24879458 24886512 25404981 26664120 27651680 29034264 31108140 32663547 33873308 35552160 36292830 37319187 37329768 38712352 41477520 42341635 43551396 46662210 48390440 49758916 49773024 50809962 53328240 54439245 58068528 62198645 62216280 65327094 67746616 72585660 74638374 74659536 76214943 82955040 84683270 87078103 87102792 93324420 96780880 99517832 101619924 106656480 108878490 111957561 116137056 124397290 124432560 127024905 130654188 135493232 145171320 149276748 149319072 152429886 163317735 169366540 174156206 174205584 186595935 186648840 193561760 199035664 203239848 217756980 223915122 228644829 248794580 248865120 254049810 261234309 261308376 270986464 290342640 298553496 304859772 326635470 335872683 338733080 348312412 348411168 373191870 373297680 381074715 398071328 406479696 435390515 435513960 447830244 457289658 497589160 508099620 522468618 522616752 559787805 580685280 597106992 609546721 609719544 653270940 671745366 677466160 696624824 746383740 746595360 762149430 783702927 812959392 870781030 871027920 895660488 914579316 995178320 1016199240 1044937236 1045233504 1119575610 1143224145 1194213984 1219093442 1219439088 1306171545 1306541880 1343490732 1354932320 1393249648 1492767480 1524298860 1567405854 1679363415 1741562060 1742055840 1791320976 1828640163 1829158632 1990356640 2032398480 2089874472 2239151220 2286448290 2351108781 2438186884 2438878176 2612343090 2613083760 2686981464 2786499296 2985534960 3047733605 3048597720 3134811708 3358726830 3483124120 3582641952 3657280326 3658317264 3918514635 4064796960 4179748944 4266827047 4478302440 4572896580 4702217562 4876373768 5224686180 5226167520 5373962928 5485920489 5971069920 6095467210 6097195440 6269623416 6717453660 6966248240 7314560652 7316634528 7837029270 8359497888 8533654094 8956604880 9143200815 9145793160 9404435124 9752747536 10449372360 10747925856 10971840978 11755543905 12190934420 12194390880 12539246832 12800481141 13434907320 13932496480 14629121304 15674058540 16457761467 17067308188 17913209760 18286401630 18291586320 18808870248 19505495072 20898744720 21334135235 21943681956 23511087810 24381868840 25078493664 25600962282 26869814640 27429602445 29258242608 29867789329 31348117080 32915522934 34134616376 36572803260 36583172640 37617740496 38401443423 41797489440 42668270470 43887363912 47022175620 48763737680 51201924564 53739629280 54859204890 58516485216 59735578658 62696234160 64002405705 65831045868 68269232752 73145606520 75235480992 76802886846 82288807335 85336540940 87774727824 89603367987 94044351240 97527475360 102403849128 109718409780 115204330269 119471157316 125392468320 128004811410 131662091736 136538465504 146291213040 149338946645 153605773692 164577614670 170673081880 175549455648 179206735974 188088702480 192007217115 204807698256 219436819560 230408660538 238942314632 256009622820 263324183472 268810103961 292582426080 298677893290 307211547384 329155229340 341346163760 358413471948 376177404960 384014434230 409615396512 438873639120 448016839935 460817321076 477884629264 512019245640 526648366944 537620207922 576021651345 597355786580 614423094768 658310458680 682692327520 716826943896 768028868460 806430311883 877747278240 896033679870 921634642152 955769258528 1024038491280 1075240415844 1152043302690 1194711573160 1228846189536 1316620917360 1344050519805 1433653887792 1536057736920 1612860623766 1792067359740 1843269284304 2048076982560 2150480831688 2304086605380 2389423146320 2633241834720 2688101039610 2867307775584 3072115473840 3225721247532 3584134719480 3686538568608 4032151559415 4300961663376 4608173210760 4778846292640 5376202079220 6144230947680 6451442495064 7168269438960 8064303118830 8601923326752 9216346421520 10752404158440 12902884990128 14336538877920 16128606237660 18432692843040 21504808316880 25805769980256 32257212475320 43009616633760 64514424950640 129028849901280
• Sum of all divisors σ(n): 526985870397840
• Sum of proper divisors (its aliquot sum) s(n): 397957020496560
• 129028849901280 is an abundant number, because the sum of its proper divisors (397957020496560) is greater than itself. Its abundance is 268928170595280

Bases of 129028849901280

• Binary: 11101010101100111011110110000111001111011100000₂
• Hexadecimal: 0x7559DEC39EE0
• Base-36: 19QJ19SZC0

Squares and roots of 129028849901280

• 129028849901280 squared (129028849901280²) is 16648444106847043865745638400
• 129028849901280 cubed (129028849901280³) is 2148129595752216793668773944841430577152000
• The square root of 129028849901280 is 11359086.6666858387
• The cube root of 129028849901280 is 50531.5099107293

Scales and comparisons

• 129,028,849,901,280 seconds is equal to 4,102,718 years, 16 weeks, 2 days, 10 hours, 48 minutes.
• To count from 1 to 129,028,849,901,280 would take you about ten million, two hundred fifty-six thousand, seven hundred ninety-five 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 129028849901280 cubic inches would be around 4211 feet tall.

Recreational maths with 129028849901280

• 129028849901280 backwards is 082109948820921
• 129028849901280 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 129028849901280's digits is 63
• More coming soon!