21055224200

Names of 21055224200

• Cardinal: 21055224200 can be written as Twenty-one billion, fifty-five million, two hundred twenty-four thousand, two hundred.

Scientific notation

• Scientific notation: 2.10552242 × 10¹⁰

Factors of 21055224200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 74718

Divisors of 21055224200

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 17 20 25 34 40 50 68 83 85 100 136 166 170 200 332 340 415 425 664 680 830 850 1411 1660 1700 2075 2822 3320 3400 4150 5644 7055 8300 11288 14110 16600 28220 35275 56440 70550 74611 141100 149222 282200 298444 373055 596888 746110 1268387 1492220 1865275 2536774 2984440 3730550 5073548 6192713 6341935 7461100 10147096 12385426 12683870 14922200 24770852 25367740 30963565 31709675 49541704 50735480 61927130 63419350 105276121 123854260 126838700 154817825 210552242 247708520 253677400 309635650 421104484 526380605 619271300 842208968 1052761210 1238542600 2105522420 2631903025 4211044840 5263806050 10527612100 21055224200
• Sum of all divisors σ(n): 52458204960
• Sum of proper divisors (its aliquot sum) s(n): 31402980760
• 21055224200 is an abundant number, because the sum of its proper divisors (31402980760) is greater than itself. Its abundance is 10347756560

Bases of 21055224200

• Binary: 10011100110111111010011100110001000₂
• Hexadecimal: 0x4E6FD3988
• Base-36: 9O7QIYW

Squares and roots of 21055224200

• 21055224200 squared (21055224200²) is 443322466112265640000
• 21055224200 cubed (21055224200³) is 9334253916890655420156488000000
• The square root of 21055224200 is 145104.1839507049
• The cube root of 21055224200 is 2761.3404624273

Scales and comparisons

• 21,055,224,200 seconds is equal to 669 years, 25 weeks, 3 days, 17 hours, 23 minutes, 20 seconds.
• To count from 1 to 21,055,224,200 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 21055224200 cubic inches would be around 230.1 feet tall.

Recreational maths with 21055224200

• 21055224200 backwards is 00242255012
• The number of decimal digits it has is: 11
• The sum of 21055224200's digits is 23
• More coming soon!