21742055640444725

Names of 21742055640444725

• Cardinal: 21742055640444725 can be written as Twenty-one quadrillion, seven hundred forty-two trillion, fifty-five billion, six hundred forty million, four hundred forty-four thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 2.1742055640444725 × 10¹⁶

Factors of 21742055640444725

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 455

Divisors of 21742055640444725

• Number of divisors d(n): 216
• Complete list of divisors:
  1 5 17 25 37 43 85 185 215 289 353 425 629 731 925 1075 1445 1591 1765 1849 3145 3655 6001 7225 7955 8825 9245 10693 12427 13061 15179 15725 18275 27047 30005 31433 39775 46225 53465 62135 65305 68413 75895 102017 124609 135235 150025 157165 222037 258043 267325 310675 326525 342065 379475 459799 510085 534361 561623 623045 652697 676175 785825 1110185 1163021 1290215 1710325 2118353 2298995 2550425 2671805 2808115 3115225 3263485 3774629 4386731 4610533 5358187 5550925 5815105 6451075 9547591 10591765 11095849 11494975 13359025 14040575 16317425 18873145 19771357 21933655 23052665 24149789 26790935 29075525 36012001 43986977 47737955 52958825 55479245 78379061 91089179 94365725 98856785 109668275 115263325 120748945 133954675 162309047 180060005 188629433 198252919 219934885 230402041 238689775 277396225 391895305 410546413 455445895 494283925 603744725 747778609 811545235 900300025 943147165 991264595 1099674425 1152010205 1332444037 1548516043 1627518149 1891440011 1959476525 2052732065 2277229475 3370299623 3738893045 3916834697 4057726175 4715735825 4956322975 5760051025 6662220185 6979289021 7742580215 8137590745 8524875517 9457200055 10263660325 12712236353 16851498115 18694465225 19584173485 27667808533 32154480187 33311100925 34896445105 38712901075 40687953725 42624377585 47286000275 57295093591 63561181765 66586189849 69983280407 81331920473 84257490575 97920867425 138339042665 144922883789 160772400935 174482225525 213121887925 286475467955 317805908825 332930949245 349916402035 406659602365 470352745061 546626163179 691695213325 724614418945 803862004675 1189715766919 1382642648041 1432377339775 1664654746225 1749582010175 2033298011825 2351763725305 2463689024413 2733130815895 3009281057501 3623072094725 5948578834595 6913213240205 11758818626525 12318445122065 13665654079475 15046405287505 20225168037623 23504925016697 29742894172975 34566066201025 51157777977517 61592225610325 75232026437525 101125840188115 117524625083485 255788889887585 505629200940575 587623125417425 869682225617789 1278944449437925 4348411128088945 21742055640444725
• Sum of all divisors σ(n): 30198852294583320
• Sum of proper divisors (its aliquot sum) s(n): 8456796654138595
• 21742055640444725 is a deficient number, because the sum of its proper divisors (8456796654138595) is less than itself. Its deficiency is 13285258986306130

Bases of 21742055640444725

• Binary: 1001101001111100100100011001111001000101010111100110101₂
• Hexadecimal: 0x4D3E48CF22AF35
• Base-36: 5Y2WYH12V5H

Squares and roots of 21742055640444725

• 21742055640444725 squared (21742055640444725²) is 472716983472194280989195780325625
• 21742055640444725 cubed (21742055640444725³) is 10277838956835637510631560496305876161180313578125
• The square root of 21742055640444725 is 147451875.6762514873
• The cube root of 21742055640444725 is 279104.5185947447

Scales and comparisons

• 21,742,055,640,444,725 seconds is equal to 691,330,116 years, 40 weeks, 1 day, 3 hours, 32 minutes, 5 seconds.
• To count from 1 to 21,742,055,640,444,725 would take you about two billion, seventy-three million, nine hundred ninety thousand, three hundred fifty 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 21742055640444725 cubic inches would be around 23258.7 feet tall.

Recreational maths with 21742055640444725

• 21742055640444725 backwards is 52744404655024712
• The number of decimal digits it has is: 17
• The sum of 21742055640444725's digits is 62
• More coming soon!