21070529213071728

Names of 21070529213071728

• Cardinal: 21070529213071728 can be written as Twenty-one quadrillion, seventy trillion, five hundred twenty-nine billion, two hundred thirteen million, seventy-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1070529213071728 × 10¹⁶

Factors of 21070529213071728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 549993

Divisors of 21070529213071728

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 97 104 156 169 194 208 291 312 338 388 507 582 624 676 776 1014 1164 1261 1352 1552 2028 2328 2522 2704 3783 4056 4656 5044 7566 8112 10088 15132 16393 20176 30264 32786 49179 54001 60528 65572 98358 108002 131144 162003 196716 216004 262288 324006 393432 432008 495877 648012 702013 786864 864016 991754 1296024 1404026 1487631 1983508 2106039 2592048 2808052 2975262 3967016 4212078 5238097 5616104 5950524 6446401 7934032 8424156 9126169 10476194 11232208 11901048 12892802 15714291 16848312 18252338 19339203 20952388 23802096 25785604 27378507 31428582 33696624 36504676 38678406 41904776 48100069 51571208 54757014 62857164 68095261 73009352 77356812 83803213 83809552 96200138 103142416 109514028 125714328 136190522 144300207 146018704 154713624 167606426 192400276 204285783 219028056 251409639 251428656 272381044 288600414 309427248 335212852 384800552 408571566 438056112 502819278 544762088 577200828 625300897 670425704 769601104 817143132 885238393 1005638556 1089524176 1154401656 1250601794 1340851408 1634286264 1770476786 1875902691 2011277112 2308803312 2501203588 2655715179 3268572528 3540953572 3751805382 4022554224 5002407176 5311430358 7081907144 7503610764 8128911661 10004814352 10622860716 14163814288 15007221528 16257823322 21245721432 24386734983 26777853877 30014443056 32515646644 42491442864 48773469966 53555707754 65031293288 80333561631 97546939932 107111415508 130062586576 160667123262 195093879864 214222831016 321334246524 348112100401 390187759728 428445662032 642668493048 696224200802 1044336301203 1285336986096 1392448401604 2088672602406 2597451826069 2784896803208 4177345204812 4525457305213 5194903652138 5569793606416 7792355478207 8354690409624 9050914610426 10389807304276 13576371915639 15584710956414 16709380819248 18101829220852 20779614608552 27152743831278 31169421912828 33766873738897 36203658441704 41559229217104 54305487662556 62338843825656 67533747477794 72407316883408 101300621216691 108610975325112 124677687651312 135067494955588 202601242433382 217221950650224 270134989911176 405202484866764 438969358605661 540269979822352 810404969733528 877938717211322 1316908075816983 1620809939467056 1755877434422644 2633816151633966 3511754868845288 5267632303267932 7023509737690576 10535264606535864 21070529213071728
• Sum of all divisors σ(n): 59550242727052896
• Sum of proper divisors (its aliquot sum) s(n): 38479713513981168
• 21070529213071728 is an abundant number, because the sum of its proper divisors (38479713513981168) is greater than itself. Its abundance is 17409184300909440

Bases of 21070529213071728

• Binary: 1001010110110111000100011100000111110011000000101110000₂
• Hexadecimal: 0x4ADB88E0F98170
• Base-36: 5RGVNHOIQ9C

Squares and roots of 21070529213071728

• 21070529213071728 squared (21070529213071728²) is 443967201318909093207785272905984
• 21070529213071728 cubed (21070529213071728³) is 9354623885035771057142182183234321296565592420352
• The square root of 21070529213071728 is 145156912.3847422155
• The cube root of 21070529213071728 is 276200.9371885923

Scales and comparisons

• 21,070,529,213,071,728 seconds is equal to 669,977,653 years, 28 weeks, 4 days, 48 minutes, 48 seconds.
• To count from 1 to 21,070,529,213,071,728 would take you about two billion, nine million, nine hundred thirty-two thousand, nine hundred sixty 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 21070529213071728 cubic inches would be around 23016.7 feet tall.

Recreational maths with 21070529213071728

• 21070529213071728 backwards is 82717031292507012
• The number of decimal digits it has is: 17
• The sum of 21070529213071728's digits is 57
• More coming soon!