9913029420

Names of 9913029420

• Cardinal: 9913029420 can be written as Nine billion, nine hundred thirteen million, twenty-nine thousand, four hundred twenty.

Scientific notation

• Scientific notation: 9.91302942 × 10⁹

Factors of 9913029420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 23165

Divisors of 9913029420

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 1069 2138 3207 4276 5345 6414 7483 10690 12828 14966 16035 21380 22079 22449 29932 32070 37415 44158 44898 64140 66237 74830 88316 89796 110395 112245 132474 149660 154553 220790 224490 264948 309106 331185 441580 448980 463659 618212 662370 772765 927318 1324740 1545530 1854636 2318295 3091060 4636590 9273180 23602451 47204902 70807353 94409804 118012255 141614706 165217157 236024510 283229412 330434314 354036765 472049020 495651471 660868628 708073530 826085785 991302942 1416147060 1652171570 1982605884 2478257355 3304343140 4956514710 9913029420
• Sum of all divisors σ(n): 31752806400
• Sum of proper divisors (its aliquot sum) s(n): 21839776980
• 9913029420 is an abundant number, because the sum of its proper divisors (21839776980) is greater than itself. Its abundance is 11926747560

Bases of 9913029420

• Binary: 1001001110110111001101001100101100₂
• Hexadecimal: 0x24EDCD32C
• Base-36: 4JXYMGC

Squares and roots of 9913029420

• 9913029420 squared (9913029420²) is 98268152281785536400
• 9913029420 cubed (9913029420³) is 974135084618380152463680888000
• The square root of 9913029420 is 99564.1974808213
• The cube root of 9913029420 is 2148.1707476735

Scales and comparisons

• 9,913,029,420 seconds is equal to 315 years, 10 weeks, 4 days, 3 hours, 17 minutes.
• To count from 1 to 9,913,029,420 would take you about six hundred thirty 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 9913029420 cubic inches would be around 179 feet tall.

Recreational maths with 9913029420

• 9913029420 backwards is 0249203199
• The number of decimal digits it has is: 10
• The sum of 9913029420's digits is 39
• More coming soon!