21471015110727744

Names of 21471015110727744

• Cardinal: 21471015110727744 can be written as Twenty-one quadrillion, four hundred seventy-one trillion, fifteen billion, one hundred ten million, seven hundred twenty-seven thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 2.1471015110727744 × 10¹⁶

Factors of 21471015110727744

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 7199

Divisors of 21471015110727744

• Number of divisors d(n): 189
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 144 192 288 576 983 1966 2949 3932 5898 6211 7864 8847 11796 12422 15728 17694 18633 23592 24844 31456 35388 37266 47184 49688 55899 62912 70776 74532 94368 99376 111798 141552 149064 188736 198752 223596 283104 298128 397504 447192 566208 596256 894384 966289 1192512 1788768 1932578 2898867 3577536 3865156 5797734 6105413 7730312 8696601 11595468 12210826 15460624 17393202 18316239 23190936 24421652 30921248 34786404 36632478 38576521 46381872 48843304 54948717 61842496 69572808 73264956 77153042 92763744 97686608 109897434 115729563 139145616 146529912 154306084 185527488 195373216 219794868 231459126 278291232 293059824 308612168 347188689 390746432 439589736 462918252 556582464 586119648 617224336 694377378 879179472 925836504 1172239296 1234448672 1388754756 1758358944 1851673008 2468897344 2777509512 3516717888 3703346016 5555019024 6001620979 7406692032 11110038048 12003241958 18004862937 22220076096 24006483916 36009725874 37920720143 48012967832 54014588811 72019451748 75841440286 96025935664 108029177622 113762160429 144038903496 151682880572 192051871328 216058355244 227524320858 288077806992 303365761144 341286481287 384103742656 432116710488 455048641716 576155613984 606731522288 682572962574 864233420976 910097283432 1152311227968 1213463044576 1365145925148 1728466841952 1820194566864 2426926089152 2730291850296 3456933683904 3640389133728 5460583700592 7280778267456 10921167401184 21842334802368 37276067900569 74552135801138 111828203701707 149104271602276 223656407403414 298208543204552 335484611105121 447312814806828 596417086409104 670969222210242 894625629613656 1192834172818208 1341938444420484 1789251259227312 2385668345636416 2683876888840968 3578502518454624 5367753777681936 7157005036909248 10735507555363872 21471015110727744
• Sum of all divisors σ(n): 61615379266126959
• Sum of proper divisors (its aliquot sum) s(n): 40144364155399215
• 21471015110727744 is an abundant number, because the sum of its proper divisors (40144364155399215) is greater than itself. Its abundance is 18673349044671471

Bases of 21471015110727744

• Binary: 1001100010001111100011001000100101001000101100001000000₂
• Hexadecimal: 0x4C47C644A45840
• Base-36: 5VEU867QTS0

Squares and roots of 21471015110727744

• 21471015110727744 squared (21471015110727744²) is 461004489885099116940953291329536
• 21471015110727744 cubed (21471015110727744³) is 9898234368436298555173806667699776557334281846784
• 21471015110727744 is a perfect square number. Its square root is 146529912
• The cube root of 21471015110727744 is 277939.8758523003

Scales and comparisons

• 21,471,015,110,727,744 seconds is equal to 682,711,866 years, 16 weeks, 1 day, 3 hours, 2 minutes, 24 seconds.
• To count from 1 to 21,471,015,110,727,744 would take you about two billion, forty-eight million, one hundred thirty-five thousand, five hundred ninety-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 21471015110727744 cubic inches would be around 23161.7 feet tall.

Recreational maths with 21471015110727744

• 21471015110727744 backwards is 44772701151017412
• The number of decimal digits it has is: 17
• The sum of 21471015110727744's digits is 54
• More coming soon!