20729846250

Names of 20729846250

• Cardinal: 20729846250 can be written as Twenty billion, seven hundred twenty-nine million, eight hundred forty-six thousand, two hundred fifty.

Scientific notation

• Scientific notation: 2.072984625 × 10¹⁰

Factors of 20729846250

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 12364

Divisors of 20729846250

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 125 150 151 225 250 302 375 450 453 625 750 755 906 1125 1250 1359 1510 1875 2250 2265 2718 3750 3775 4530 5625 6795 7550 11250 11325 12203 13590 18875 22650 24406 33975 36609 37750 56625 61015 67950 73218 94375 109827 113250 122030 169875 183045 188750 219654 283125 305075 339750 366090 549135 566250 610150 849375 915225 1098270 1525375 1698750 1830450 1842653 2745675 3050750 3685306 4576125 5491350 5527959 7626875 9152250 9213265 11055918 13728375 15253750 16583877 18426530 22880625 27456750 27639795 33167754 45761250 46066325 55279590 68641875 82919385 92132650 137283750 138198975 165838770 230331625 276397950 414596925 460663250 690994875 829193850 1151658125 1381989750 2072984625 2303316250 3454974375 4145969250 6909948750 10364923125 20729846250
• Sum of all divisors σ(n): 56501688672
• Sum of proper divisors (its aliquot sum) s(n): 35771842422
• 20729846250 is an abundant number, because the sum of its proper divisors (35771842422) is greater than itself. Its abundance is 15041996172

Bases of 20729846250

• Binary: 10011010011100110000101100111101010₂
• Hexadecimal: 0x4D39859EA
• Base-36: 9IU0JQI

Squares and roots of 20729846250

• 20729846250 squared (20729846250²) is 429726525548639062500
• 20729846250 cubed (20729846250³) is 8908164804169984662369140625000
• The square root of 20729846250 is 143978.6312269985
• The cube root of 20729846250 is 2747.0423849747

Scales and comparisons

• 20,729,846,250 seconds is equal to 659 years, 7 weeks, 3 days, 18 hours, 37 minutes, 30 seconds.
• To count from 1 to 20,729,846,250 would take you about one thousand, three hundred eighteen 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 20729846250 cubic inches would be around 228.9 feet tall.

Recreational maths with 20729846250

• 20729846250 backwards is 05264892702
• 20729846250 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20729846250's digits is 45
• More coming soon!