72168938737680

Names of 72168938737680

• Cardinal: 72168938737680 can be written as Seventy-two trillion, one hundred sixty-eight billion, nine hundred thirty-eight million, seven hundred thirty-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 7.216893873768 × 10¹³

Factors of 72168938737680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4935155

Divisors of 72168938737680

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 38 40 48 57 60 76 80 95 114 120 152 190 228 240 285 304 380 456 570 760 912 1140 1520 2280 3209 4560 6418 9627 12836 16045 19254 25672 32090 38508 48135 51344 60971 64180 77016 96270 121942 128360 154032 182913 192540 243884 256720 304855 365826 385080 487768 609710 731652 770160 914565 975536 1219420 1463304 1829130 2438840 2926608 3658260 4877680 4931917 7316520 9863834 14633040 14795751 19727668 24659585 29591502 39455336 49319170 59183004 73978755 78910672 93706423 98638340 118366008 147957510 187412846 197276680 236732016 281119269 295915020 374825692 394553360 468532115 562238538 591830040 749651384 937064230 1124477076 1183660080 1405596345 1499302768 1874128460 2248954152 2811192690 3748256920 4497908304 5622385380 7496513840 11244770760 15826521653 22489541520 31653043306 47479564959 63306086612 79132608265 94959129918 126612173224 158265216530 189918259836 237397824795 253224346448 300703911407 316530433060 379836519672 474795649590 601407822814 633060866120 759673039344 902111734221 949591299180 1202815645628 1266121732240 1503519557035 1804223468442 1899182598360 2405631291256 3007039114070 3608446936884 3798365196720 4510558671105 4811262582512 6014078228140 7216893873768 9021117342210 12028156456280 14433787747536 18042234684420 24056312912560 36084469368840 72168938737680
• Sum of all divisors σ(n): 235572076886400
• Sum of proper divisors (its aliquot sum) s(n): 163403138148720
• 72168938737680 is an abundant number, because the sum of its proper divisors (163403138148720) is greater than itself. Its abundance is 91234199411040

Bases of 72168938737680

• Binary: 10000011010001100100011111101010001000000010000₂
• Hexadecimal: 0x41A323F51010
• Base-36: PKXYARZTC

Squares and roots of 72168938737680

• 72168938737680 squared (72168938737680²) is 5208355718523008911851782400
• 72168938737680 cubed (72168938737680³) is 375881504774132328172931963309914040832000
• The square root of 72168938737680 is 8495230.3522435459
• The cube root of 72168938737680 is 41634.1887063603

Scales and comparisons

• 72,168,938,737,680 seconds is equal to 2,294,749 years, 6 days, 19 hours, 8 minutes.
• To count from 1 to 72,168,938,737,680 would take you about five million, seven hundred thirty-six thousand, eight hundred seventy-two 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 72168938737680 cubic inches would be around 3469.5 feet tall.

Recreational maths with 72168938737680

• 72168938737680 backwards is 08673783986127
• The number of decimal digits it has is: 14
• The sum of 72168938737680's digits is 75
• More coming soon!