21359247024

Names of 21359247024

• Cardinal: 21359247024 can be written as Twenty-one billion, three hundred fifty-nine million, two hundred forty-seven thousand and twenty-four.

Scientific notation

• Scientific notation: 2.1359247024 × 10¹⁰

Factors of 21359247024

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 397036

Divisors of 21359247024

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 38 48 57 59 76 114 118 152 177 228 236 304 354 456 472 708 912 944 1121 1416 2242 2832 3363 4484 6726 8968 13452 17936 26904 53808 396953 793906 1190859 1587812 2381718 3175624 4763436 6351248 7542107 9526872 15084214 19053744 22626321 23420227 30168428 45252642 46840454 60336856 70260681 90505284 93680908 120673712 140521362 181010568 187361816 281042724 362021136 374723632 444984313 562085448 889968626 1124170896 1334952939 1779937252 2669905878 3559874504 5339811756 7119749008 10679623512 21359247024
• Sum of all divisors σ(n): 59066755200
• Sum of proper divisors (its aliquot sum) s(n): 37707508176
• 21359247024 is an abundant number, because the sum of its proper divisors (37707508176) is greater than itself. Its abundance is 16348261152

Bases of 21359247024

• Binary: 10011111001000111000011111010110000₂
• Hexadecimal: 0x4F91C3EB0
• Base-36: 9T8QSHC

Squares and roots of 21359247024

• 21359247024 squared (21359247024²) is 456217433432252856576
• 21359247024 cubed (21359247024³) is 9744460857334764932436426829824
• The square root of 21359247024 is 146148.0312012447
• The cube root of 21359247024 is 2774.5676148653

Scales and comparisons

• 21,359,247,024 seconds is equal to 679 years, 8 weeks, 1 day, 12 hours, 10 minutes, 24 seconds.
• To count from 1 to 21,359,247,024 would take you about one thousand, three hundred 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 21359247024 cubic inches would be around 231.2 feet tall.

Recreational maths with 21359247024

• 21359247024 backwards is 42074295312
• The number of decimal digits it has is: 11
• The sum of 21359247024's digits is 39
• More coming soon!