21842334640

Names of 21842334640

• Cardinal: 21842334640 can be written as Twenty-one billion, eight hundred forty-two million, three hundred thirty-four thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.184233464 × 10¹⁰

Factors of 21842334640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 66285

Divisors of 21842334640

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 31 35 38 40 56 62 70 76 80 95 112 124 133 140 152 155 190 217 248 266 280 304 310 380 434 496 532 560 589 620 665 760 868 1064 1085 1178 1240 1330 1520 1736 2128 2170 2356 2480 2660 2945 3472 4123 4340 4712 5320 5890 8246 8680 9424 10640 11780 16492 17360 20615 23560 32984 41230 47120 65968 66221 82460 132442 164920 264884 329840 331105 463547 529768 662210 927094 1059536 1258199 1324420 1854188 2052851 2317735 2516398 2648840 3708376 4105702 4635470 5032796 5297680 6290995 7416752 8211404 8807393 9270940 10065592 10264255 12581990 14369957 16422808 17614786 18541880 20131184 20528510 25163980 28739914 32845616 35229572 37083760 39004169 41057020 44036965 50327960 57479828 70459144 71849785 78008338 82114040 88073930 100655920 114959656 140918288 143699570 156016676 164228080 176147860 195020845 229919312 273029183 287399140 312033352 352295720 390041690 546058366 574798280 624066704 704591440 780083380 1092116732 1149596560 1365145915 1560166760 2184233464 2730291830 3120333520 4368466928 5460583660 10921167320 21842334640
• Sum of all divisors σ(n): 63064535040
• Sum of proper divisors (its aliquot sum) s(n): 41222200400
• 21842334640 is an abundant number, because the sum of its proper divisors (41222200400) is greater than itself. Its abundance is 19379865760

Bases of 21842334640

• Binary: 10100010101111001111001001110110000₂
• Hexadecimal: 0x515E793B0
• Base-36: A18D19S

Squares and roots of 21842334640

• 21842334640 squared (21842334640²) is 477087582525743929600
• 21842334640 cubed (21842334640³) is 10420706630115915325271801344000
• The square root of 21842334640 is 147791.5242495319
• The cube root of 21842334640 is 2795.3295711509

Scales and comparisons

• 21,842,334,640 seconds is equal to 694 years, 26 weeks, 6 days, 19 hours, 10 minutes, 40 seconds.
• To count from 1 to 21,842,334,640 would take you about one thousand, three hundred eighty-nine 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 21842334640 cubic inches would be around 232.9 feet tall.

Recreational maths with 21842334640

• 21842334640 backwards is 04643324812
• The number of decimal digits it has is: 11
• The sum of 21842334640's digits is 37
• More coming soon!