21194974440000

Names of 21194974440000

• Cardinal: 21194974440000 can be written as Twenty-one trillion, one hundred ninety-four billion, nine hundred seventy-four million, four hundred forty thousand.

Scientific notation

• Scientific notation: 2.119497444 × 10¹³

Factors of 21194974440000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 7683

Divisors of 21194974440000

• Number of divisors d(n): 315
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 64 72 75 80 90 96 100 120 125 144 150 160 180 192 200 225 240 250 288 300 320 360 375 400 450 480 500 576 600 625 720 750 800 900 960 1000 1125 1200 1250 1440 1500 1600 1800 1875 2000 2250 2400 2500 2880 3000 3600 3750 4000 4500 4800 5000 5625 6000 7200 7500 7673 8000 9000 10000 11250 12000 14400 15000 15346 18000 20000 22500 23019 24000 30000 30692 36000 38365 40000 45000 46038 60000 61384 69057 72000 76730 90000 92076 115095 120000 122768 138114 153460 180000 184152 191825 230190 245536 276228 306920 345285 360000 368304 383650 460380 491072 552456 575475 613840 690570 736608 767300 920760 959125 1104912 1150950 1227680 1381140 1473216 1534600 1726425 1841520 1918250 2209824 2301900 2455360 2762280 2877375 3069200 3452850 3683040 3836500 4419648 4603800 4795625 5524560 5754750 6138400 6905700 7366080 7673000 8632125 9207600 9591250 11049120 11509500 12276800 13811400 14386875 15346000 17264250 18415200 19182500 22098240 23019000 27622800 28773750 30692000 34528500 36830400 38365000 43160625 46038000 55245600 57547500 58874929 61384000 69057000 76730000 86321250 92076000 110491200 115095000 117749858 138114000 153460000 172642500 176624787 184152000 230190000 235499716 276228000 294374645 306920000 345285000 353249574 460380000 470999432 529874361 552456000 588749290 690570000 706499148 883123935 920760000 941998864 1059748722 1177498580 1381140000 1412998296 1471873225 1766247870 1883997728 2119497444 2354997160 2649371805 2762280000 2825996592 2943746450 3532495740 3767995456 4238994888 4415619675 4709994320 5298743610 5651993184 5887492900 7064991480 7359366125 8477989776 8831239350 9419988640 10597487220 11303986368 11774985800 13246859025 14129982960 14718732250 16955979552 17662478700 18839977280 21194974440 22078098375 23549971600 26493718050 28259965920 29437464500 33911959104 35324957400 36796830625 42389948880 44156196750 47099943200 52987436100 56519931840 58874929000 66234295125 70649914800 73593661250 84779897760 88312393500 94199886400 105974872200 110390491875 117749858000 132468590250 141299829600 147187322500 169559795520 176624787000 211949744400 220780983750 235499716000 264937180500 282599659200 294374645000 331171475625 353249574000 423899488800 441561967500 470999432000 529874361000 588749290000 662342951250 706499148000 847798977600 883123935000 1059748722000 1177498580000 1324685902500 1412998296000 1766247870000 2119497444000 2354997160000 2649371805000 3532495740000 4238994888000 5298743610000 7064991480000 10597487220000 21194974440000
• Sum of all divisors σ(n): 75925053668893
• Sum of proper divisors (its aliquot sum) s(n): 54730079228893
• 21194974440000 is an abundant number, because the sum of its proper divisors (54730079228893) is greater than itself. Its abundance is 33535104788893

Bases of 21194974440000

• Binary: 100110100011011010110111011000010101001000000₂
• Hexadecimal: 0x1346D6EC2A40
• Base-36: 7IGU4JKG0

Squares and roots of 21194974440000

• 21194974440000 squared (21194974440000²) is 449226941512253313600000000
• 21194974440000 cubed (21194974440000³) is 9521353543111583928557304384000000000000
• 21194974440000 is a perfect square number. Its square root is 4603800
• The cube root of 21194974440000 is 27674.3629478091

Scales and comparisons

• 21,194,974,440,000 seconds is equal to 673,934 years, 32 weeks, 4 days, 4 hours.
• To count from 1 to 21,194,974,440,000 would take you about one million, six hundred eighty-four thousand, eight hundred thirty-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 21194974440000 cubic inches would be around 2306.2 feet tall.

Recreational maths with 21194974440000

• 21194974440000 backwards is 00004447949112
• 21194974440000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21194974440000's digits is 45
• More coming soon!