21042560000

Names of 21042560000

• Cardinal: 21042560000 can be written as Twenty-one billion, forty-two million, five hundred sixty thousand.

Scientific notation

• Scientific notation: 2.104256 × 10¹⁰

Factors of 21042560000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 86

Divisors of 21042560000

• Number of divisors d(n): 660
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 25 28 32 35 40 44 49 50 55 56 61 64 70 77 80 88 98 100 110 112 122 125 128 140 154 160 175 176 196 200 220 224 244 245 250 256 275 280 305 308 320 350 352 385 392 400 427 440 448 488 490 500 512 539 550 560 610 616 625 640 671 700 704 770 784 800 854 875 880 896 976 980 1000 1024 1078 1100 1120 1220 1225 1232 1250 1280 1342 1375 1400 1408 1525 1540 1568 1600 1708 1750 1760 1792 1925 1952 1960 2000 2135 2156 2200 2240 2440 2450 2464 2500 2560 2684 2695 2750 2800 2816 2989 3050 3080 3136 3200 3355 3416 3500 3520 3584 3850 3904 3920 4000 4270 4312 4375 4400 4480 4697 4880 4900 4928 5000 5120 5368 5390 5500 5600 5632 5978 6100 6125 6160 6272 6400 6710 6832 6875 7000 7040 7168 7625 7700 7808 7840 8000 8540 8624 8750 8800 8960 9394 9625 9760 9800 9856 10000 10675 10736 10780 11000 11200 11264 11956 12200 12250 12320 12544 12800 13420 13475 13664 13750 14000 14080 14945 15250 15400 15616 15680 16000 16775 17080 17248 17500 17600 17920 18788 19250 19520 19600 19712 20000 21350 21472 21560 22000 22400 23485 23912 24400 24500 24640 25088 25600 26840 26950 27328 27500 28000 28160 29890 30500 30625 30800 31232 31360 32000 32879 33550 34160 34496 35000 35200 35840 37576 38125 38500 39040 39200 39424 40000 42700 42944 43120 44000 44800 46970 47824 48125 48800 49000 49280 50176 53375 53680 53900 54656 55000 56000 56320 59780 61000 61250 61600 62464 62720 64000 65758 67100 67375 68320 68992 70000 70400 74725 75152 76250 77000 78080 78400 78848 80000 83875 85400 85888 86240 88000 89600 93940 95648 96250 97600 98000 98560 106750 107360 107800 109312 110000 112000 117425 119560 122000 122500 123200 125440 128000 131516 134200 134750 136640 137984 140000 140800 149450 150304 152500 154000 156160 156800 160000 164395 167750 170800 171776 172480 176000 179200 187880 191296 192500 195200 196000 197120 213500 214720 215600 218624 220000 224000 234850 239120 244000 245000 246400 250880 263032 266875 268400 269500 273280 275968 280000 281600 298900 300608 305000 308000 312320 313600 320000 328790 335500 336875 341600 343552 344960 352000 373625 375760 382592 385000 390400 392000 394240 419375 427000 429440 431200 437248 440000 448000 469700 478240 488000 490000 492800 526064 533750 536800 539000 546560 551936 560000 587125 597800 601216 610000 616000 627200 640000 657580 671000 673750 683200 687104 689920 704000 747250 751520 765184 770000 780800 784000 821975 838750 854000 858880 862400 880000 896000 939400 956480 976000 980000 985600 1052128 1067500 1073600 1078000 1093120 1120000 1174250 1195600 1202432 1220000 1232000 1254400 1315160 1342000 1347500 1366400 1379840 1408000 1494500 1503040 1530368 1540000 1561600 1568000 1643950 1677500 1708000 1717760 1724800 1760000 1868125 1878800 1912960 1952000 1960000 1971200 2104256 2135000 2147200 2156000 2186240 2240000 2348500 2391200 2404864 2440000 2464000 2630320 2684000 2695000 2732800 2759680 2935625 2989000 3006080 3060736 3080000 3136000 3287900 3355000 3416000 3435520 3449600 3520000 3736250 3757600 3825920 3904000 3920000 4109875 4208512 4270000 4294400 4312000 4480000 4697000 4782400 4809728 4880000 4928000 5260640 5368000 5390000 5465600 5871250 5978000 6012160 6160000 6272000 6575800 6710000 6832000 6899200 7040000 7472500 7515200 7651840 7808000 7840000 8219750 8417024 8540000 8588800 8624000 9394000 9564800 9760000 9856000 10521280 10736000 10780000 10931200 11742500 11956000 12024320 12320000 13151600 13420000 13664000 13798400 14945000 15030400 15303680 15680000 16439500 16834048 17080000 17177600 17248000 18788000 19129600 19520000 20549375 21042560 21472000 21560000 23485000 23912000 24048640 24640000 26303200 26840000 27328000 29890000 30060800 31360000 32879000 33668096 34160000 34496000 37576000 38259200 39040000 41098750 42085120 42944000 43120000 46970000 47824000 49280000 52606400 53680000 54656000 59780000 60121600 65758000 68320000 68992000 75152000 76518400 82197500 84170240 85888000 86240000 93940000 95648000 105212800 107360000 119560000 120243200 131516000 136640000 150304000 164395000 168340480 172480000 187880000 191296000 210425600 214720000 239120000 263032000 273280000 300608000 328790000 344960000 375760000 382592000 420851200 429440000 478240000 526064000 601216000 657580000 751520000 841702400 956480000 1052128000 1315160000 1503040000 1912960000 2104256000 2630320000 3006080000 4208512000 5260640000 10521280000 21042560000
• Sum of all divisors σ(n): 67797966456
• Sum of proper divisors (its aliquot sum) s(n): 46755406456
• 21042560000 is an abundant number, because the sum of its proper divisors (46755406456) is greater than itself. Its abundance is 25712846456

Bases of 21042560000

• Binary: 10011100110001110111111110000000000₂
• Hexadecimal: 0x4E63BFC00
• Base-36: 9O0737K

Squares and roots of 21042560000

• 21042560000 squared (21042560000²) is 442789331353600000000
• 21042560000 cubed (21042560000³) is 9317421072368009216000000000000
• The square root of 21042560000 is 145060.5390862725
• The cube root of 21042560000 is 2760.7867252467

Scales and comparisons

• 21,042,560,000 seconds is equal to 669 years, 4 weeks, 4 days, 3 hours, 33 minutes, 20 seconds.
• To count from 1 to 21,042,560,000 would take you about one thousand, three hundred thirty-eight 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 21042560000 cubic inches would be around 230.1 feet tall.

Recreational maths with 21042560000

• 21042560000 backwards is 00006524012
• 21042560000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21042560000's digits is 20
• More coming soon!