389975950

Names of 389975950

• Cardinal: 389975950 can be written as Three hundred eighty-nine million, nine hundred seventy-five thousand, nine hundred fifty.

Scientific notation

• Scientific notation: 3.8997595 × 10⁸

Factors of 389975950

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 393

Divisors of 389975950

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 5 7 10 13 14 19 25 26 35 38 50 65 70 91 95 130 133 169 175 182 190 247 266 325 338 347 350 455 475 494 650 665 694 845 910 950 1183 1235 1330 1690 1729 1735 2275 2366 2429 2470 3211 3325 3458 3470 4225 4511 4550 4858 5915 6175 6422 6593 6650 8450 8645 8675 9022 11830 12145 12350 13186 16055 17290 17350 22477 22555 24290 29575 31577 32110 32965 43225 44954 45110 46151 58643 59150 60725 63154 65930 80275 85709 86450 92302 112385 112775 117286 121450 157885 160550 164825 171418 224770 225550 230755 293215 315770 329650 410501 428545 461510 561925 586430 599963 789425 821002 857090 1114217 1123850 1153775 1199926 1466075 1578850 2052505 2142725 2228434 2307550 2932150 2999815 4105010 4285450 5571085 5999630 7799519 10262525 11142170 14999075 15599038 20525050 27855425 29998150 38997595 55710850 77995190 194987975 389975950
• Sum of all divisors σ(n): 947617920
• Sum of proper divisors (its aliquot sum) s(n): 557641970
• 389975950 is an abundant number, because the sum of its proper divisors (557641970) is greater than itself. Its abundance is 167666020

Bases of 389975950

• Binary: 10111001111101000111110001110₂
• Hexadecimal: 0x173E8F8E
• Base-36: 6G6JDA

Squares and roots of 389975950

• 389975950 squared (389975950²) is 152081241578402500
• 389975950 cubed (389975950³) is 59308026661717014419875000
• The square root of 389975950 is 19747.8087391993
• The cube root of 389975950 is 730.5993389135

Scales and comparisons

• 389,975,950 seconds is equal to 12 years, 20 weeks, 5 days, 14 hours, 39 minutes, 10 seconds.
• To count from 1 to 389,975,950 would take you about 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 389975950 cubic inches would be around 60.9 feet tall.

Recreational maths with 389975950

• 389975950 backwards is 059579983
• The number of decimal digits it has is: 9
• The sum of 389975950's digits is 55
• More coming soon!