121399747809280

Names of 121399747809280

• Cardinal: 121399747809280 can be written as One hundred twenty-one trillion, three hundred ninety-nine billion, seven hundred forty-seven million, eight hundred nine thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.2139974780928 × 10¹⁴

Factors of 121399747809280

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 53

Divisors of 121399747809280

• Number of divisors d(n): 468
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 29 32 34 40 58 64 68 80 85 116 128 136 145 160 170 232 256 272 289 290 320 340 464 493 512 544 578 580 640 680 841 928 986 1024 1088 1156 1160 1280 1360 1445 1682 1856 1972 2048 2176 2312 2320 2465 2560 2720 2890 3364 3712 3944 4096 4205 4352 4624 4640 4930 5120 5440 5780 6728 7424 7888 8381 8410 8704 9248 9280 9860 10240 10880 11560 13456 14297 14848 15776 16762 16820 17408 18496 18560 19720 20480 21760 23120 24389 26912 28594 29696 31552 33524 33640 34816 36992 37120 39440 41905 43520 46240 48778 53824 57188 59392 63104 67048 67280 69632 71485 73984 74240 78880 83810 87040 92480 97556 107648 114376 118784 121945 126208 134096 134560 142970 147968 148480 157760 167620 174080 184960 195112 215296 228752 243049 243890 252416 268192 269120 285940 295936 296960 315520 335240 348160 369920 390224 414613 430592 457504 486098 487780 504832 536384 538240 571880 591872 593920 631040 670480 707281 739840 780448 829226 861184 915008 972196 975560 1009664 1072768 1076480 1143760 1183744 1215245 1262080 1340960 1414562 1479680 1560896 1658452 1722368 1830016 1944392 1951120 2019328 2073065 2145536 2152960 2287520 2430490 2524160 2681920 2829124 2959360 3121792 3316904 3444736 3536405 3660032 3888784 3902240 4146130 4291072 4305920 4575040 4860980 5048320 5363840 5658248 5918720 6243584 6633808 7048421 7072810 7320064 7777568 7804480 8292260 8582144 8611840 9150080 9721960 10096640 10727680 11316496 12023777 12487168 13267616 14096842 14145620 14640128 15555136 15608960 16584520 17164288 17223680 18300160 19443920 20511149 21455360 22632992 24047554 24974336 26535232 28193684 28291240 29280256 31110272 31217920 33169040 34328576 35242105 36600320 38887840 41022298 42910720 45265984 48095108 49948672 53070464 56387368 56582480 58560512 60118885 62220544 62435840 66338080 70484210 73200640 77775680 82044596 85821440 90531968 96190216 99897344 102555745 106140928 112774736 113164960 120237770 124441088 124871680 132676160 140968420 146401280 155551360 164089192 171642880 181063936 192380432 204404209 205111490 212281856 225549472 226329920 240475540 248882176 249743360 265352320 281936840 292802560 311102720 328178384 348689533 362127872 384760864 408808418 410222980 424563712 451098944 452659840 480951080 497764352 499486720 530704640 563873680 622205440 656356768 697379066 724255744 769521728 817616836 820445960 849127424 902197888 905319680 961902160 995528704 1022021045 1061409280 1127747360 1244410880 1312713536 1394758132 1448511488 1539043456 1635233672 1640891920 1698254848 1743447665 1804395776 1810639360 1923804320 2044042090 2122818560 2255494720 2488821760 2625427072 2789516264 2897022976 3078086912 3270467344 3281783840 3486895330 3608791552 3621278720 3847608640 4088084180 4245637120 4510989440 4977643520 5250854144 5579032528 5927722061 6156173824 6540934688 6563567680 6973790660 7217583104 7242557440 7695217280 8176168360 8491274240 9021978880 10501708288 11158065056 11855444122 12312347648 13081869376 13127135360 13947581320 14435166208 14485114880 15390434560 16352336720 18043957760 21003416576 22316130112 23710888244 24624695296 26163738752 26254270720 27895162640 28870332416 29638610305 30780869120 32704673440 36087915520 42006833152 44632260224 47421776488 49249390592 52327477504 52508541440 55790325280 59277220610 61561738240 65409346880 72175831040 84013666304 89264520448 94843552976 104654955008 105017082880 111580650560 118554441220 123123476480 130818693760 144351662080 178529040896 189687105952 209309910016 210034165760 223161301120 237108882440 246246952960 261637387520 357058081792 379374211904 418619820032 420068331520 446322602240 474217764880 523274775040 714116163584 758748423808 837239640064 892645204480 948435529760 1046549550080 1428232327168 1517496847616 1785290408960 1896871059520 2093099100160 3034993695232 3570580817920 3793742119040 4186198200320 6069987390464 7141161635840 7587484238080 12139974780928 15174968476160 24279949561856 30349936952320 60699873904640 121399747809280
• Sum of all divisors σ(n): 320521013343180
• Sum of proper divisors (its aliquot sum) s(n): 199121265533900
• 121399747809280 is an abundant number, because the sum of its proper divisors (199121265533900) is greater than itself. Its abundance is 77721517724620

Bases of 121399747809280

• Binary: 11011100110100110010100110110000001000000000000₂
• Hexadecimal: 0x6E6994D81000
• Base-36: 17169VEAKG

Squares and roots of 121399747809280

• 121399747809280 squared (121399747809280²) is 14737898768156784159254118400
• 121399747809280 cubed (121399747809280³) is 1789177193692931968360979966869217738752000
• The square root of 121399747809280 is 11018155.3723515807
• The cube root of 121399747809280 is 49515.2825388763

Scales and comparisons

• 121,399,747,809,280 seconds is equal to 3,860,136 years, 24 weeks, 1 day, 17 hours, 14 minutes, 40 seconds.
• To count from 1 to 121,399,747,809,280 would take you about nine million, six hundred fifty thousand, three hundred forty-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 121399747809280 cubic inches would be around 4126.3 feet tall.

Recreational maths with 121399747809280

• 121399747809280 backwards is 082908747993121
• The number of decimal digits it has is: 15
• The sum of 121399747809280's digits is 70
• More coming soon!