129942221221620

Names of 129942221221620

• Cardinal: 129942221221620 can be written as One hundred twenty-nine trillion, nine hundred forty-two billion, two hundred twenty-one million, two hundred twenty-one thousand, six hundred twenty.

Scientific notation

• Scientific notation: 1.2994222122162 × 10¹⁴

Factors of 129942221221620

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 127

Divisors of 129942221221620

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 20 27 30 34 36 41 45 51 54 59 60 68 82 85 90 102 108 118 123 135 153 164 170 177 180 204 205 236 246 255 270 295 306 340 354 369 410 459 492 510 531 540 590 612 615 697 708 738 765 820 885 918 1003 1020 1062 1107 1180 1230 1394 1476 1530 1593 1681 1770 1836 1845 2006 2091 2124 2214 2295 2419 2460 2655 2788 3009 3060 3186 3362 3481 3485 3540 3690 4012 4182 4428 4590 4838 5015 5043 5310 5535 6018 6273 6372 6724 6962 6970 7257 7380 7965 8364 8405 9027 9180 9676 10030 10086 10443 10455 10620 11070 12036 12095 12546 13924 13940 14514 15045 15129 15930 16810 17405 18054 18819 20060 20172 20886 20910 21771 22140 24190 25092 25215 27081 28577 29028 30090 30258 31329 31365 31860 33620 34810 36108 36285 37638 41123 41772 41820 43542 45135 45387 48380 50430 52215 54162 57154 59177 60180 60516 62658 62730 65313 68921 69620 72570 75276 75645 82246 85731 87084 90270 90774 93987 94095 99179 100860 104430 108324 108855 114308 118354 123369 125316 125460 130626 135405 137842 142721 142885 145140 151290 156645 164492 171462 177531 180540 181548 187974 188190 198358 205379 205615 206763 208860 217710 226935 236708 246738 257193 261252 270810 275684 285442 285770 295885 297537 302580 313290 326565 342924 344605 355062 370107 375948 376380 396716 410758 411230 413526 428163 428655 435420 453870 469935 493476 495895 514386 532593 541620 570884 571540 591770 595074 616137 616845 620289 626580 653130 689210 710124 713605 740214 771579 821516 822460 827052 856326 857310 887655 892611 907740 939870 991790 1026895 1028772 1033815 1065186 1110321 1171657 1183540 1190148 1232274 1233690 1240578 1284489 1285965 1306260 1378420 1427210 1480428 1487685 1543158 1597779 1686043 1712652 1714620 1775310 1785222 1848411 1850535 1860867 1879740 1983580 2053790 2067630 2130372 2140815 2220642 2343314 2426257 2464548 2467380 2481156 2568978 2571930 2662965 2677833 2854420 2975370 3080685 3086316 3101445 3195558 3372086 3491443 3514971 3550620 3570444 3696822 3701070 3721734 3853467 3857895 4066339 4107580 4135260 4281630 4441284 4463055 4686628 4852514 5058129 5137956 5143860 5325930 5355666 5545233 5551605 5851561 5858285 5950740 6161370 6202890 6391116 6422445 6744172 6982886 7029942 7278771 7393644 7402140 7443468 7706934 7715790 7988895 8132678 8420539 8430215 8563260 8926110 9242055 9304335 9705028 10116258 10474329 10544913 10651860 10711332 11090466 11103210 11703122 11716570 12131285 12199017 12322740 12405780 12844890 13389165 13965772 14059884 14557542 15174387 15413868 15431580 15977790 16265356 16841078 16860430 17457215 17554683 17574855 17852220 18484110 18608670 19267335 20232516 20331695 20948658 21089826 21836313 22180932 22206420 23406244 23433140 24262570 24398034 25261617 25290645 25689780 26778330 27726165 29115084 29257805 30348774 31422987 31634739 31955580 33682156 33720860 34914430 35109366 35149710 36393855 36597051 36968220 37217340 38534670 40663390 41897316 42102695 42179652 43672626 45523161 48525140 48796068 50523234 50581290 52371645 52664049 52724565 53556660 55452330 58515610 60697548 60995085 62845974 63269478 65508939 69127763 69828860 70218732 70299420 72787710 73194102 75784851 75871935 77069340 81326780 84205390 87345252 87773415 91046322 94268961 99476537 101046468 101162580 104743290 105328098 105449130 109181565 109791153 110904660 117031220 121990170 125691948 126308085 126538956 131017878 138255526 143149163 145575420 146388204 151569702 151743870 157114935 157992147 158173695 168410780 175546830 182092644 182985255 188537922 198953074 207383289 209486580 210656196 210898260 218363130 219582306 227354553 227615805 239914001 243980340 252616170 262035756 263320245 276511052 286298326 298429611 303139404 303487740 314229870 315984294 316347390 327544695 345242099 345638815 351093660 365970510 377075844 378924255 397906148 414766578 429447489 436726260 439164612 454709106 455231610 471344805 479828002 497382685 505232340 526640490 548955765 572596652 596859222 622149867 628459740 631968588 632694780 655089390 690484198 691277630 715745815 719742003 731941020 757848510 789960735 829533156 858894978 895288833 909418212 910463220 942689610 959656004 994765370 1035726297 1036916445 1053280980 1097911530 1136772765 1193718444 1199570005 1244299734 1288342467 1310178780 1380968396 1382555260 1431491630 1439484006 1492148055 1515697020 1579921470 1717789956 1726210495 1790577666 1866449601 1885379220 1989530740 2071452594 2073832890 2147237445 2159226009 2195823060 2273545530 2399140010 2488599468 2576684934 2685866499 2862983260 2878968012 2984296110 3107178891 3110749335 3159842940 3452420990 3581155332 3598710015 3732899202 3865027401 4078538017 4142905188 4147665780 4294474890 4318452018 4476444165 4547091060 4798280020 5153369868 5178631485 5371732998 5869115683 5968592220 6214357782 6221498670 6441712335 6477678027 6904841980 7197420030 7465798404 7730054802 8157076034 8588949780 8636904036 8952888330 9321536673 9332248005 10357262970 10743465996 10796130045 11738231366 12235614051 12428715564 12442997340 12883424670 12955356054 13429332495 14154926059 14394840060 15460109604 15535894455 16314152068 17607347049 17905776660 18643073346 18664496010 19325137005 20392690085 20714525940 21592260090 23476462732 24471228102 25766849340 25910712108 26858664990 28309852118 29345578415 31071788910 32388390135 35214694098 36706842153 37286146692 37328992020 38650274010 40785380170 42464778177 43184520180 46607683365 48942456204 52822041147 53717329980 56619704236 58691156830 61178070255 62143577820 64776780270 70429388196 70774630295 73413684306 77300548020 81570760340 84929556354 88036735245 93215366730 105644082294 110120526459 117382313660 122356140510 127394334531 129553560540 141549260590 146827368612 158466123441 169859112708 176073470490 183534210765 186430733460 211288164588 212323890885 220241052918 240633743003 244712281020 254788669062 264110205735 283098521180 316932246882 352146940980 367068421530 382183003593 424647781770 440482105836 481267486006 509577338124 528220411470 550602632295 633864493764 636971672655 721901229009 734136843060 764366007186 792330617205 849295563540 962534972012 1056440822940 1101205264590 1203168715015 1273943345310 1443802458018 1528732014372 1584661234410 1910915017965 2165703687027 2202410529180 2406337430030 2547886690620 2887604916036 3169322468820 3609506145045 3821830035930 4331407374054 4812674860060 6497111061081 7219012290090 7643660071860 8662814748108 10828518435135 12994222122162 14438024580180 21657036870270 25988444244324 32485555305405 43314073740540 64971110610810 129942221221620
• Sum of all divisors σ(n): 446310481075200
• Sum of proper divisors (its aliquot sum) s(n): 316368259853580
• 129942221221620 is an abundant number, because the sum of its proper divisors (316368259853580) is greater than itself. Its abundance is 186426038631960

Bases of 129942221221620

• Binary: 11101100010111010000111111011111110111011110100₂
• Hexadecimal: 0x762E87EFEEF4
• Base-36: 1A26MRI8L0

Squares and roots of 129942221221620

• 129942221221620 squared (129942221221620²) is 16884980856008431085155424400
• 129942221221620 cubed (129942221221620³) is 2194071917714266187239124473825737555528000
• The square root of 129942221221620 is 11399220.2023480539
• The cube root of 129942221221620 is 50650.4640644177

Scales and comparisons

• 129,942,221,221,620 seconds is equal to 4,131,760 years, 36 weeks, 1 day, 18 hours, 27 minutes.
• To count from 1 to 129,942,221,221,620 would take you about ten million, three hundred twenty-nine thousand, four hundred 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 129942221221620 cubic inches would be around 4220.9 feet tall.

Recreational maths with 129942221221620

• 129942221221620 backwards is 026122122249921
• 129942221221620 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 129942221221620's digits is 45
• More coming soon!