21004142185950

Names of 21004142185950

• Cardinal: 21004142185950 can be written as Twenty-one trillion, four billion, one hundred forty-two million, one hundred eighty-five thousand, nine hundred fifty.

Scientific notation

• Scientific notation: 2.100414218595 × 10¹³

Factors of 21004142185950

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2264784

Divisors of 21004142185950

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 7 10 11 14 15 21 22 25 30 33 35 42 50 55 66 70 73 75 77 105 110 121 146 150 154 165 175 210 219 231 242 275 330 350 363 365 385 438 462 511 525 550 605 726 730 770 803 825 847 1022 1050 1095 1155 1210 1533 1606 1650 1694 1815 1825 1925 2190 2310 2409 2541 2555 3025 3066 3630 3650 3850 4015 4235 4818 5082 5110 5475 5621 5775 6050 7665 8030 8470 8833 9075 10950 11242 11550 12045 12705 12775 15330 16863 17666 18150 20075 21175 24090 25410 25550 26499 28105 33726 38325 40150 42350 44165 52998 56210 60225 61831 63525 76650 84315 88330 120450 123662 127050 132495 140525 168630 185493 220825 264990 281050 309155 370986 421575 441650 618310 662475 843150 927465 1324950 1545775 1854930 2264683 3091550 4529366 4637325 6794049 9274650 11323415 13588098 15852781 22646830 24911513 31705562 33970245 47558343 49823026 56617075 67940490 74734539 79263905 95116686 113234150 124557565 149469078 158527810 165321859 169851225 174380591 237791715 249115130 274026643 330643718 339702450 348761182 373672695 396319525 475583430 495965577 523141773 548053286 622787825 747345390 792639050 822079929 826609295 871902955 991931154 1046283546 1157253013 1188958575 1245575650 1370133215 1644159858 1653218590 1743805910 1818540449 1868363475 1918186501 2314506026 2377917150 2479827885 2615708865 2740266430 3471759039 3637080898 3736726950 3836373002 4110399645 4133046475 4359514775 4959655770 5231417730 5455621347 5754559503 5786265065 6850666075 6943518078 8220799290 8266092950 8719029550 9092702245 9590932505 10911242694 11509119006 11572530130 12399139425 12729783143 13078544325 13701332150 17358795195 18185404490 19181865010 20003944939 20551998225 24798278850 25459566286 26157088650 27278106735 28772797515 28931325325 34717590390 38189349429 40007889878 41103996450 45463511225 47954662525 54556213470 57545595030 57862650650 60011834817 63648915715 76378698858 86793975975 90927022450 95909325050 100019724695 120023669634 127297831430 136390533675 140027614573 143863987575 173587951950 190946747145 200039449390 272781067350 280055229146 287727975150 300059174085 318244578575 381893494290 420082843719 500098623475 600118348170 636489157150 700138072865 840165687438 954733735725 1000197246950 1400276145730 1500295870425 1909467471450 2100414218595 3000591740850 3500690364325 4200828437190 7001380728650 10502071092975 21004142185950
• Sum of all divisors σ(n): 66332123305728
• Sum of proper divisors (its aliquot sum) s(n): 45327981119778
• 21004142185950 is an abundant number, because the sum of its proper divisors (45327981119778) is greater than itself. Its abundance is 24323838933828

Bases of 21004142185950

• Binary: 100110001101001101000011011110000110111011110₂
• Hexadecimal: 0x131A686F0DDE
• Base-36: 7G163Y2U6

Squares and roots of 21004142185950

• 21004142185950 squared (21004142185950²) is 441173988967604444377402500
• 21004142185950 cubed (21004142185950³) is 9266481193018300398060110133132994875000
• The square root of 21004142185950 is 4583027.6222111077
• The cube root of 21004142185950 is 27591.0556091549

Scales and comparisons

• 21,004,142,185,950 seconds is equal to 667,866 years, 39 weeks, 12 hours, 32 minutes, 30 seconds.
• To count from 1 to 21,004,142,185,950 would take you about one million, six hundred sixty-nine thousand, six hundred sixty-six 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 21004142185950 cubic inches would be around 2299.3 feet tall.

Recreational maths with 21004142185950

• 21004142185950 backwards is 05958124140012
• 21004142185950 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21004142185950's digits is 42
• More coming soon!