21240616802048

Names of 21240616802048

• Cardinal: 21240616802048 can be written as Twenty-one trillion, two hundred forty billion, six hundred sixteen million, eight hundred two thousand and forty-eight.

Scientific notation

• Scientific notation: 2.1240616802048 × 10¹³

Factors of 21240616802048

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 28699881

Divisors of 21240616802048

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 59 64 98 112 118 128 196 224 236 256 392 413 448 472 784 826 896 944 1568 1652 1792 1888 2891 3136 3304 3776 5782 6272 6608 7552 11564 12544 13216 15104 23128 26432 46256 52864 92512 105728 185024 370048 740096 28699813 57399626 114799252 200898691 229598504 401797382 459197008 803594764 918394016 1406290837 1607189528 1693288967 1836788032 2812581674 3214379056 3386577934 3673576064 5625163348 6428758112 6773155868 7347152128 11250326696 11853022769 12857516224 13546311736 22500653392 23706045538 25715032448 27092623472 45001306784 47412091076 51430064896 54185246944 82971159383 90002613568 94824182152 108370493888 165942318766 180005227136 189648364304 216740987776 331884637532 360010454272 379296728608 433481975552 663769275064 758593457216 1327538550128 1517186914432 2655077100256 3034373828864 5310154200512 10620308401024 21240616802048
• Sum of all divisors σ(n): 50156368942680
• Sum of proper divisors (its aliquot sum) s(n): 28915752140632
• 21240616802048 is an abundant number, because the sum of its proper divisors (28915752140632) is greater than itself. Its abundance is 7675135338584

Bases of 21240616802048

• Binary: 100110101000101110111011010110101011100000000₂
• Hexadecimal: 0x1351776B5700
• Base-36: 7J1SYTSE8

Squares and roots of 21240616802048

• 21240616802048 squared (21240616802048²) is 451163802131443806416994304
• 21240616802048 cubed (21240616802048³) is 9582997436029004589601953934588711534592
• The square root of 21240616802048 is 4608754.3655577913
• The cube root of 21240616802048 is 27694.2138435647

Scales and comparisons

• 21,240,616,802,048 seconds is equal to 675,385 years, 47 weeks, 3 days, 5 hours, 54 minutes, 8 seconds.
• To count from 1 to 21,240,616,802,048 would take you about one million, six hundred eighty-eight thousand, four hundred sixty-four 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 21240616802048 cubic inches would be around 2307.9 feet tall.

Recreational maths with 21240616802048

• 21240616802048 backwards is 84020861604212
• The number of decimal digits it has is: 14
• The sum of 21240616802048's digits is 44
• More coming soon!