21235507240000

Names of 21235507240000

• Cardinal: 21235507240000 can be written as Twenty-one trillion, two hundred thirty-five billion, five hundred seven million, two hundred forty thousand.

Scientific notation

• Scientific notation: 2.123550724 × 10¹³

Factors of 21235507240000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 23048

Divisors of 21235507240000

• Number of divisors d(n): 105
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 160 200 250 320 400 500 625 800 1000 1250 1600 2000 2500 4000 5000 8000 10000 20000 23041 40000 46082 92164 115205 184328 230410 368656 460820 576025 737312 921640 1152050 1474624 1843280 2304100 2880125 3686560 4608200 5760250 7373120 9216400 11520500 14400625 18432800 23041000 28801250 36865600 46082000 57602500 92164000 115205000 184328000 230410000 460820000 530887681 921640000 1061775362 2123550724 2654438405 4247101448 5308876810 8494202896 10617753620 13272192025 16988405792 21235507240 26544384050 33976811584 42471014480 53088768100 66360960125 84942028960 106177536200 132721920250 169884057920 212355072400 265443840500 331804800625 424710144800 530887681000 663609601250 849420289600 1061775362000 1327219202500 2123550724000 2654438405000 4247101448000 5308876810000 10617753620000 21235507240000
• Sum of all divisors σ(n): 52659441882201
• Sum of proper divisors (its aliquot sum) s(n): 31423934642201
• 21235507240000 is an abundant number, because the sum of its proper divisors (31423934642201) is greater than itself. Its abundance is 10188427402201

Bases of 21235507240000

• Binary: 100110101000001000110110111011001110001000000₂
• Hexadecimal: 0x135046DD9C40
• Base-36: 7IZGGQ534

Squares and roots of 21235507240000

• 21235507240000 squared (21235507240000²) is 450946767740092417600000000
• 21235507240000 cubed (21235507240000³) is 9576083351199330972213903424000000000000
• 21235507240000 is a perfect square number. Its square root is 4608200
• The cube root of 21235507240000 is 27691.9929938675

Scales and comparisons

• 21,235,507,240,000 seconds is equal to 675,223 years, 23 weeks, 19 hours, 6 minutes, 40 seconds.
• To count from 1 to 21,235,507,240,000 would take you about one million, six hundred eighty-eight thousand and fifty-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 21235507240000 cubic inches would be around 2307.7 feet tall.

Recreational maths with 21235507240000

• 21235507240000 backwards is 00004270553212
• The number of decimal digits it has is: 14
• The sum of 21235507240000's digits is 31
• More coming soon!