21111384969900

Names of 21111384969900

• Cardinal: 21111384969900 can be written as Twenty-one trillion, one hundred eleven billion, three hundred eighty-four million, nine hundred sixty-nine thousand, nine hundred.

Scientific notation

• Scientific notation: 2.11113849699 × 10¹³

Factors of 21111384969900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 26034591

Divisors of 21111384969900

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 20 25 30 34 36 45 50 51 53 60 68 75 85 90 100 102 106 150 153 159 170 180 204 212 225 255 265 300 306 318 340 425 450 477 510 530 612 636 765 795 850 900 901 954 1020 1060 1275 1325 1530 1590 1700 1802 1908 2385 2550 2650 2703 3060 3180 3604 3825 3975 4505 4770 5100 5300 5406 7650 7950 8109 9010 9540 10812 11925 13515 15300 15900 16218 18020 22525 23850 27030 32436 40545 45050 47700 54060 67575 81090 90100 135150 162180 202725 270300 405450 810900 26034511 52069022 78103533 104138044 130172555 156207066 234310599 260345110 312414132 390517665 442586687 468621198 520690220 650862775 781035330 885173374 937242396 1171552995 1301725550 1327760061 1379829083 1562070660 1770346748 1952588325 2212933435 2343105990 2603451100 2655520122 2759658166 3905176650 3983280183 4139487249 4425866870 4686211980 5311040244 5519316332 5857764975 6638800305 6899145415 7810353300 7966560366 8278974498 8851733740 11064667175 11715529950 12418461747 13277600610 13798290830 15933120732 16557948996 19916400915 20697436245 22129334350 23431059900 23457094411 24836923494 26555201220 27596581660 33194001525 34495727075 39832801830 41394872490 44258668700 46914188822 49673846988 62092308735 66388003050 68991454150 70371283233 79665603660 82789744980 93828377644 99582004575 103487181225 117285472055 124184617470 132776006100 137982908300 140742566466 199164009150 206974362450 211113849699 234570944110 248369234940 281485132932 310461543675 351856416165 398328018300 413948724900 422227699398 469141888220 586427360275 620923087350 703712832330 844455398796 1055569248495 1172854720550 1241846174700 1407425664660 1759282080825 2111138496990 2345709441100 3518564161650 4222276993980 5277846242475 7037128323300 10555692484950 21111384969900
• Sum of all divisors σ(n): 71386944318144
• Sum of proper divisors (its aliquot sum) s(n): 50275559348244
• 21111384969900 is an abundant number, because the sum of its proper divisors (50275559348244) is greater than itself. Its abundance is 29164174378344

Bases of 21111384969900

• Binary: 100110011001101100000100110100001001010101100₂
• Hexadecimal: 0x1333609A12AC
• Base-36: 7HEFPJ4J0

Squares and roots of 21111384969900

• 21111384969900 squared (21111384969900²) is 445690575347319623906010000
• 21111384969900 cubed (21111384969900³) is 9409145313613486980380660244279099000000
• The square root of 21111384969900 is 4594712.7189738425
• The cube root of 21111384969900 is 27637.9339806061

Scales and comparisons

• 21,111,384,969,900 seconds is equal to 671,276 years, 38 weeks, 3 days, 10 hours, 45 minutes.
• To count from 1 to 21,111,384,969,900 would take you about one million, six hundred seventy-eight thousand, one hundred ninety-one 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 21111384969900 cubic inches would be around 2303.2 feet tall.

Recreational maths with 21111384969900

• 21111384969900 backwards is 00996948311112
• The number of decimal digits it has is: 14
• The sum of 21111384969900's digits is 54
• More coming soon!