9489981020

Names of 9489981020

• Cardinal: 9489981020 can be written as Nine billion, four hundred eighty-nine million, nine hundred eighty-one thousand and twenty.

Scientific notation

• Scientific notation: 9.48998102 × 10⁹

Factors of 9489981020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 251

Divisors of 9489981020

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 13 20 26 31 52 62 65 73 124 127 130 146 155 254 260 292 310 365 403 508 620 635 730 806 949 1270 1460 1612 1651 1898 2015 2263 2540 3302 3796 3937 4030 4526 4745 6604 7874 8060 8255 9052 9271 9490 11315 15748 16129 16510 18542 18980 19685 22630 29419 32258 33020 37084 39370 45260 46355 51181 58838 64516 78740 80645 92710 102362 117676 120523 147095 161290 185420 204724 209677 241046 255905 287401 294190 322580 419354 482092 499999 511810 574802 588380 602615 838708 999998 1023620 1048385 1149604 1177417 1205230 1437005 1999996 2096770 2354834 2410460 2499995 2874010 3736213 4193540 4709668 4999990 5748020 5887085 6499987 7472426 9999980 11774170 12999974 14944852 15306421 18681065 23548340 25999948 30612842 32499935 36499927 37362130 61225684 64999870 72999854 74724260 76532105 129999740 145999708 153064210 182499635 306128420 364999270 474499051 729998540 948998102 1897996204 2372495255 4744990510 9489981020
• Sum of all divisors σ(n): 22635986688
• Sum of proper divisors (its aliquot sum) s(n): 13146005668
• 9489981020 is an abundant number, because the sum of its proper divisors (13146005668) is greater than itself. Its abundance is 3656024648

Bases of 9489981020

• Binary: 1000110101101001011001111001011100₂
• Hexadecimal: 0x235A59E5C
• Base-36: 4CY387W

Squares and roots of 9489981020

• 9489981020 squared (9489981020²) is 90059739759960240400
• 9489981020 cubed (9489981020³) is 854665220988162037350637208000
• The square root of 9489981020 is 97416.5336069807
• The cube root of 9489981020 is 2117.1669928375

Scales and comparisons

• 9,489,981,020 seconds is equal to 301 years, 39 weeks, 17 hours, 50 minutes, 20 seconds.
• To count from 1 to 9,489,981,020 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 9489981020 cubic inches would be around 176.4 feet tall.

Recreational maths with 9489981020

• 9489981020 backwards is 0201899849
• The number of decimal digits it has is: 10
• The sum of 9489981020's digits is 50
• More coming soon!