159972120981019872

Names of 159972120981019872

• Cardinal: 159972120981019872 can be written as One hundred fifty-nine quadrillion, nine hundred seventy-two trillion, one hundred twenty billion, nine hundred eighty-one million, nineteen thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.59972120981019872 × 10¹⁷

Factors of 159972120981019872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 27671234

Divisors of 159972120981019872

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 72 84 96 112 126 144 168 224 252 288 336 504 672 1008 2016 3249163 6498326 9747489 12996652 19494978 22744141 24422059 25993304 29242467 38989956 45488282 48844118 51986608 58484934 68232423 73266177 77979912 90976564 97688236 103973216 116969868 136464846 146532354 155959824 170954413 181953128 195376472 204697269 219798531 233939736 272929692 293064708 311919648 341908826 363906256 390752944 409394538 439597062 467879472 512863239 545859384 586129416 683817652 727812512 781505888 818789076 879194124 935758944 1025726478 1091718768 1172258832 1367635304 1538589717 1637578152 1758388248 2051452956 2183437536 2344517664 2735270608 3077179434 3275156304 3516776496 4102905912 5470541216 6154358868 6550312608 7033552992 8205811824 12308717736 16411623648 24617435472 49234870944 79351250486617 158702500973234 238053751459851 317405001946468 476107502919702 555458753406319 634810003892936 714161254379553 952215005839404 1110917506812638 1269620007785872 1428322508759106 1666376260218957 1904430011678808 2221835013625276 2539240015571744 2856645017518212 3332752520437914 3808860023357616 4443670027250552 4999128780656871 5713290035036424 6665505040875828 7617720046715232 8887340054501104 9998257561313742 11426580070072848 13331010081751656 17774680109002208 19996515122627484 22853160140145696 26662020163503312 39993030245254968 53324040327006624 79986060490509936 159972120981019872
• Sum of all divisors σ(n): 519909574490167680
• Sum of proper divisors (its aliquot sum) s(n): 359937453509147808
• 159972120981019872 is an abundant number, because the sum of its proper divisors (359937453509147808) is greater than itself. Its abundance is 199965332528127936

Bases of 159972120981019872

• Binary: 1000111000010101011100101111100101000010100001110011100000₂
• Hexadecimal: 0x23855CBE50A1CE0
• Base-36: 17R5DTU2C1K0

Squares and roots of 159972120981019872

• 159972120981019872 squared (159972120981019872²) is 25591079491166058334337269258896384
• 159972120981019872 cubed (159972120981019872³) is 4093859264395713150553153436252564502006145492942848
• The square root of 159972120981019872 is 399965149.7080962827
• The cube root of 159972120981019872 is 542851.9901123157

Scales and comparisons

• 159,972,120,981,019,872 seconds is equal to 5,086,618,620 years, 48 weeks, 5 days, 1 hour, 31 minutes, 12 seconds.
• To count from 1 to 159,972,120,981,019,872 would take you about fifteen billion, two hundred fifty-nine million, eight hundred fifty-five thousand, eight hundred sixty-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 159972120981019872 cubic inches would be around 45237.7 feet tall.

Recreational maths with 159972120981019872

• 159972120981019872 backwards is 278910189021279951
• The number of decimal digits it has is: 18
• The sum of 159972120981019872's digits is 81
• More coming soon!