8138944000

Names of 8138944000

• Cardinal: 8138944000 can be written as Eight billion, one hundred thirty-eight million, nine hundred forty-four thousand.

Scientific notation

• Scientific notation: 8.138944 × 10⁹

Factors of 8138944000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1069

Divisors of 8138944000

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 64 80 88 100 110 121 125 128 160 176 200 220 242 250 256 275 320 352 400 440 484 500 512 550 605 640 704 800 880 968 1000 1051 1100 1210 1280 1375 1408 1600 1760 1936 2000 2102 2200 2420 2560 2750 2816 3025 3200 3520 3872 4000 4204 4400 4840 5255 5500 5632 6050 6400 7040 7744 8000 8408 8800 9680 10510 11000 11561 12100 12800 14080 15125 15488 16000 16816 17600 19360 21020 22000 23122 24200 26275 28160 30250 30976 32000 33632 35200 38720 42040 44000 46244 48400 52550 57805 60500 61952 64000 67264 70400 77440 84080 88000 92488 96800 105100 115610 121000 127171 131375 134528 140800 154880 168160 176000 184976 193600 210200 231220 242000 254342 262750 269056 289025 309760 336320 352000 369952 387200 420400 462440 484000 508684 525500 538112 578050 635855 672640 704000 739904 774400 840800 924880 968000 1017368 1051000 1156100 1271710 1345280 1445125 1479808 1548800 1681600 1849760 1936000 2034736 2102000 2312200 2543420 2690560 2890250 2959616 3179275 3363200 3699520 3872000 4069472 4204000 4624400 5086840 5780500 5919232 6358550 6726400 7399040 7744000 8138944 8408000 9248800 10173680 11561000 12717100 13452800 14798080 15896375 16277888 16816000 18497600 20347360 23122000 25434200 29596160 31792750 32555776 33632000 36995200 40694720 46244000 50868400 63585500 65111552 67264000 73990400 81389440 92488000 101736800 127171000 147980800 162778880 184976000 203473600 254342000 325557760 369952000 406947200 508684000 739904000 813894400 1017368000 1627788800 2034736000 4069472000 8138944000
• Sum of all divisors σ(n): 22328914608
• Sum of proper divisors (its aliquot sum) s(n): 14189970608
• 8138944000 is an abundant number, because the sum of its proper divisors (14189970608) is greater than itself. Its abundance is 6051026608

Bases of 8138944000

• Binary: 111100101000111100110111000000000₂
• Hexadecimal: 0x1E51E6E00
• Base-36: 3QLPTDS

Squares and roots of 8138944000

• 8138944000 squared (8138944000²) is 66242409435136000000
• 8138944000 cubed (8138944000³) is 539143260817643536384000000000
• The square root of 8138944000 is 90216.0961248047
• The cube root of 8138944000 is 2011.5122733027

Scales and comparisons

• 8,138,944,000 seconds is equal to 258 years, 41 weeks, 1 day, 17 hours, 46 minutes, 40 seconds.
• To count from 1 to 8,138,944,000 would take you about five hundred seventeen 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 8138944000 cubic inches would be around 167.6 feet tall.

Recreational maths with 8138944000

• 8138944000 backwards is 0004498318
• The number of decimal digits it has is: 10
• The sum of 8138944000's digits is 37
• More coming soon!