129168027712198640

Names of 129168027712198640

• Cardinal: 129168027712198640 can be written as One hundred twenty-nine quadrillion, one hundred sixty-eight trillion, twenty-seven billion, seven hundred twelve million, one hundred ninety-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.2916802771219864 × 10¹⁷

Factors of 129168027712198640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2048

Divisors of 129168027712198640

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 121 176 220 242 307 440 484 605 614 880 968 1210 1228 1331 1535 1723 1936 2420 2456 2662 3070 3377 3446 4840 4912 5324 6140 6655 6754 6892 8615 9680 10648 12280 13310 13508 13784 14641 16885 17230 18953 21296 24560 26620 27016 27568 29282 33770 34460 37147 37906 53240 54032 58564 67540 68920 73205 74294 75812 94765 106480 117128 135080 137840 146410 148588 151624 161051 185735 189530 208483 234256 270160 292820 297176 303248 322102 371470 379060 408617 416966 528961 585640 594352 644204 742940 758120 805255 817234 833932 1042415 1057922 1171280 1288408 1485880 1516240 1610510 1634468 1667864 1771561 2043085 2084830 2115844 2293313 2576816 2644805 2968729 2971760 3221020 3268936 3335728 3543122 4086170 4169660 4231688 4494787 4586626 5289610 5818571 5937458 6442040 6537872 7086244 8172340 8339320 8463376 8857805 8989574 9173252 10579220 11466565 11637142 11874916 12884080 14172488 14843645 16344680 16678640 17715610 17979148 18346504 21158440 22473935 22933130 23274284 23749832 25226443 28344976 29092855 29687290 32656019 32689360 35431220 35958296 36693008 42316880 44947870 45866260 46548568 47499664 49442657 50452886 58185710 59374580 64004281 65312038 70862440 71916592 89895740 91732520 93097136 98885314 100905772 116371420 118749160 126132215 128008562 130624076 141724880 163280095 179791480 183465040 197770628 201811544 232742840 237498320 247213285 252264430 256017124 261248152 277490873 320021405 326560190 359216209 359582960 395541256 403623088 465485680 494426570 504528860 512034248 522496304 543869227 554981746 640042810 653120380 704047091 718432418 791082512 911399803 988853140 1009057720 1024068496 1087738454 1109963492 1280085620 1306240760 1387454365 1408094182 1436864836 1796081045 1822799606 1977706280 2018115440 2175476908 2219926984 2560171240 2612481520 2719346135 2774908730 2816188364 2873729672 3052399603 3520235455 3592162090 3645599212 3951378299 3955412560 4350953816 4439853968 4556999015 5120342480 5438692270 5549817460 5632376728 5747459344 6104799206 7040470910 7184324180 7291198424 7744518001 7902756598 8701907632 9113998030 10025397833 10877384540 11099634920 11264753456 12209598412 14080941820 14368648360 14582396848 15261998015 15489036002 15805513196 18227996060 19756891495 20050795666 21754769080 22199269840 24419196824 28161883640 28737296720 30523996030 30978072004 31611026392 36455992120 38722590005 39513782990 40101591332 43465161289 43509538160 48838393648 50126989165 56323767280 61047992060 61956144008 63222052784 72911984240 77445180010 79027565980 80203182664 85189698011 86930322578 100253978330 110279376163 122095984120 123912288016 154890360020 158055131960 160406365328 170379396022 173860645156 200507956660 217325806445 220558752326 244191968240 309780720040 316110263920 340758792044 347721290312 401015913320 425948490055 434651612890 441117504652 478116774179 551396880815 619561440080 681517584088 695442580624 802031826640 851896980110 869303225780 882235009304 937086678121 956233548358 1102793761630 1213073137793 1363035168176 1703793960220 1738606451560 1764470018608 1874173356242 1912467096716 2205587523260 2390583870895 2426146275586 3407587920440 3477212903120 3748346712484 3824934193432 4411175046520 4685433390605 4781167741790 4852292551172 5259284515969 6065365688965 6815175840880 7496693424968 7649868386864 8822350093040 9370866781210 9562335483580 9704585102344 10518569031938 12130731377930 13343804515723 14993386849936 18741733562420 19124670967160 19409170204688 21037138063876 24261462755860 26296422579845 26687609031446 37483467124840 38249341934320 42074276127752 48522925511720 52592845159690 53375218062892 66719022578615 74966934249680 84148552255504 97045851023440 105185690319380 106750436125784 133438045157230 146781849672953 210371380638760 213500872251568 266876090314460 293563699345906 420742761277520 533752180628920 587127398691812 733909248364765 1067504361257840 1174254797383624 1467818496729530 1614600346402483 2348509594767248 2935636993459060 3229200692804966 5871273986918120 6458401385609932 8073001732012415 11742547973836240 12916802771219864 16146003464024830 25833605542439728 32292006928049660 64584013856099320 129168027712198640
• Sum of all divisors σ(n): 331615727562191688
• Sum of proper divisors (its aliquot sum) s(n): 202447699849993048
• 129168027712198640 is an abundant number, because the sum of its proper divisors (202447699849993048) is greater than itself. Its abundance is 73279672137794408

Bases of 129168027712198640

• Binary: 111001010111001011010001100001000000111111001011111110000₂
• Hexadecimal: 0x1CAE5A3081F97F0
• Base-36: ZBU8SQW73ZK

Squares and roots of 129168027712198640

• 129168027712198640 squared (129168027712198640²) is 16684379383059315828993462817849600
• 129168027712198640 cubed (129168027712198640³) is 2155088378511841355459838760819110002502252844544000
• The square root of 129168027712198640 is 359399537.7183986309
• The cube root of 129168027712198640 is 505496.7209634255

Scales and comparisons

• 129,168,027,712,198,640 seconds is equal to 4,107,143,738 years, 15 weeks, 6 days, 57 minutes, 20 seconds.
• To count from 1 to 129,168,027,712,198,640 would take you about twelve billion, three hundred twenty-one million, four hundred thirty-one thousand, two hundred fourteen 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 129168027712198640 cubic inches would be around 42124.7 feet tall.

Recreational maths with 129168027712198640

• 129168027712198640 backwards is 046891217720861921
• The number of decimal digits it has is: 18
• The sum of 129168027712198640's digits is 74
• More coming soon!