9489691890

Names of 9489691890

• Cardinal: 9489691890 can be written as Nine billion, four hundred eighty-nine million, six hundred ninety-one thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 9.48969189 × 10⁹

Factors of 9489691890

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 10973

Divisors of 9489691890

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 17 18 21 27 30 34 35 42 45 51 54 63 70 81 85 90 102 105 119 126 135 153 162 170 189 210 238 243 255 270 306 315 357 378 405 459 486 510 567 595 630 714 729 765 810 918 945 1071 1134 1190 1215 1377 1458 1530 1701 1785 1890 2142 2295 2430 2754 2835 3213 3402 3570 3645 4131 4590 5103 5355 5670 6426 6885 7290 8262 8505 9639 10206 10710 10939 12393 13770 16065 17010 19278 20655 21878 24786 25515 28917 32130 32817 41310 48195 51030 54695 57834 61965 65634 76573 86751 96390 98451 109390 123930 144585 153146 164085 173502 185963 196902 229719 289170 295353 328170 371926 382865 433755 459438 492255 557889 590706 689157 765730 867510 886059 929815 984510 1115778 1148595 1301741 1378314 1476765 1673667 1772118 1859630 2067471 2297190 2603482 2658177 2789445 2953530 3347334 3445785 3905223 4134942 4430295 5021001 5316354 5578890 6202413 6508705 6891570 7810446 7974531 8368335 8860590 10042002 10337355 11715669 12404826 13017410 13290885 15063003 15949062 16736670 18607239 19526115 20674710 23431338 25105005 26581770 30126006 31012065 35147007 37214478 39052230 39872655 45189009 50210010 55821717 58578345 62024130 70294014 75315015 79745310 90378018 93036195 105441021 111643434 117156690 135567027 150630030 175735035 186072390 210882042 225945045 271134054 279108585 316323063 351470070 451890090 527205105 558217170 632646126 677835135 948969189 1054410210 1355670270 1581615315 1897938378 3163230630 4744845945 9489691890
• Sum of all divisors σ(n): 30993632640
• Sum of proper divisors (its aliquot sum) s(n): 21503940750
• 9489691890 is an abundant number, because the sum of its proper divisors (21503940750) is greater than itself. Its abundance is 12014248860

Bases of 9489691890

• Binary: 1000110101101000010011010011110010₂
• Hexadecimal: 0x235A134F2
• Base-36: 4CXX14I

Squares and roots of 9489691890

• 9489691890 squared (9489691890²) is 90054252167131772100
• 9489691890 cubed (9489691890³) is 854587106450445302258698269000
• The square root of 9489691890 is 97415.0496073373
• The cube root of 9489691890 is 2117.1454914699

Scales and comparisons

• 9,489,691,890 seconds is equal to 301 years, 38 weeks, 4 days, 9 hours, 31 minutes, 30 seconds.
• To count from 1 to 9,489,691,890 would take you about six hundred three 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 9489691890 cubic inches would be around 176.4 feet tall.

Recreational maths with 9489691890

• 9489691890 backwards is 0981969849
• 9489691890 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 9489691890's digits is 63
• More coming soon!