138568220307524833280

Names of 138568220307524833280

• Cardinal: 138568220307524833280 can be written as One hundred thirty-eight quintillion, five hundred sixty-eight quadrillion, two hundred twenty trillion, three hundred seven billion, five hundred twenty-four million, eight hundred thirty-three thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.3856822030752483328 × 10²⁰

Factors of 138568220307524833280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 74351938265998

Divisors of 138568220307524833280

• Number of divisors d(n): 208
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 52 56 64 65 70 80 91 104 112 128 130 140 160 182 208 224 256 260 280 320 364 416 448 455 512 520 560 640 728 832 896 910 1024 1040 1120 1280 1456 1664 1792 1820 2048 2080 2240 2560 2912 3328 3584 3640 4096 4160 4480 5120 5824 6656 7168 7280 8320 8960 10240 11648 13312 14336 14560 16640 17920 20480 23296 26624 28672 29120 33280 35840 46592 53248 58240 66560 71680 93184 116480 133120 143360 186368 232960 266240 372736 465920 931840 1863680 74351938265971 148703876531942 297407753063884 371759691329855 520463567861797 594815506127768 743519382659710 966575197457623 1040927135723594 1189631012255536 1487038765319420 1933150394915246 2081854271447188 2379262024511072 2602317839308985 2974077530638840 3866300789830492 4163708542894376 4758524049022144 4832875987288115 5204635678617970 5948155061277680 6766026382203361 7732601579660984 8327417085788752 9517048098044288 9665751974576230 10409271357235940 11896310122555360 13532052764406722 15465203159321968 16654834171577504 19034096196088576 19331503949152460 20818542714471880 23792620245110720 27064105528813444 30930406318643936 33309668343155008 33830131911016805 38068192392177152 38663007898304920 41637085428943760 47585240490221440 54128211057626888 61860812637287872 66619336686310016 67660263822033610 76136384784354304 77326015796609840 83274170857887520 95170480980442880 108256422115253776 123721625274575744 133238673372620032 135320527644067220 152272769568708608 154652031593219680 166548341715775040 190340961960885760 216512844230507552 247443250549151488 266477346745240064 270641055288134440 304545539137417216 309304063186439360 333096683431550080 380681923921771520 433025688461015104 494886501098302976 532954693490480128 541282110576268880 618608126372878720 666193366863100160 761363847843543040 866051376922030208 989773002196605952 1065909386980960256 1082564221152537760 1237216252745757440 1332386733726200320 1522727695687086080 1732102753844060416 1979546004393211904 2131818773961920512 2165128442305075520 2474432505491514880 2664773467452400640 3464205507688120832 3959092008786423808 4330256884610151040 4948865010983029760 5329546934904801280 6928411015376241664 8660513769220302080 9897730021966059520 10659093869809602560 13856822030752483328 17321027538440604160 19795460043932119040 27713644061504966656 34642055076881208320 69284110153762416640 138568220307524833280
• Sum of all divisors σ(n): 409259240098179510144
• Sum of proper divisors (its aliquot sum) s(n): 270691019790654676864
• 138568220307524833280 is an abundant number, because the sum of its proper divisors (270691019790654676864) is greater than itself. Its abundance is 132122799483129843584

Bases of 138568220307524833280

• Binary: 1111000001100000101001101100011010000101100000101100101000000000000₂
• Hexadecimal: 0x7830536342C165000
• Base-36: T8RY6KPBE9OU8

Squares and roots of 138568220307524833280

• 138568220307524833280 squared (138568220307524833280²) is 19201151679194737601384246283891795558400
• 138568220307524833280 cubed (138568220307524833280³) is 2660669416040856791719238269119538218803678026656804503552000
• The square root of 138568220307524833280 is 11771500342.2471527055
• The cube root of 138568220307524833280 is 5174732.2046464403

Scales and comparisons

• 138,568,220,307,524,833,280 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,568,220,307,524,833,280 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 138568220307524833280 cubic inches would be around 431227.7 feet tall.

Recreational maths with 138568220307524833280

• 138568220307524833280 backwards is 082338425703022865831
• 138568220307524833280 is a Harshad number.
• The number of decimal digits it has is: 21
• The sum of 138568220307524833280's digits is 80
• More coming soon!