2009397390

Names of 2009397390

• Cardinal: 2009397390 can be written as Two billion, nine million, three hundred ninety-seven thousand, three hundred ninety.

Scientific notation

• Scientific notation: 2.00939739 × 10⁹

Factors of 2009397390

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 120

Divisors of 2009397390

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 10 11 13 14 15 21 22 26 30 33 35 39 42 49 55 65 66 70 77 78 79 91 98 105 110 121 130 143 147 154 158 165 182 195 210 231 237 242 245 273 286 294 330 363 385 390 395 429 455 462 474 490 539 546 553 605 637 715 726 735 770 790 847 858 869 910 1001 1027 1078 1106 1155 1185 1210 1274 1331 1365 1430 1470 1573 1617 1659 1694 1738 1815 1911 2002 2054 2145 2310 2370 2541 2607 2662 2695 2730 2765 3003 3081 3146 3185 3234 3318 3630 3822 3871 3993 4235 4290 4345 4719 5005 5082 5135 5214 5390 5530 5929 6006 6083 6162 6370 6655 7007 7189 7742 7865 7986 8085 8295 8470 8690 9317 9438 9555 9559 10010 10270 11011 11297 11613 11858 12166 12705 13035 13310 14014 14378 15015 15405 15730 16170 16590 17303 17787 18249 18634 19110 19118 19355 19965 21021 21567 22022 22594 23226 23595 25410 26070 27951 28677 29645 30030 30415 30810 33033 33891 34606 35035 35574 35945 36498 38710 39930 42042 42581 43134 46585 47190 47795 50323 51909 55055 55902 56485 57354 58065 59290 60830 65219 66066 66913 67782 70070 71890 77077 79079 85162 86515 88935 91245 93170 95590 100646 103818 105105 105149 107835 110110 112970 116130 121121 124267 127743 130438 133826 139755 143385 150969 154154 158158 165165 169455 173030 177870 182490 195657 200739 210210 210298 212905 215670 231231 237237 242242 248534 251615 255486 259545 279510 286770 301938 315447 326095 330330 334565 338910 363363 372801 385385 391314 395395 401478 425810 462462 468391 474474 503230 519090 525745 553553 605605 621335 630894 638715 652190 669130 726726 736043 745602 754845 770770 790790 847847 869869 936782 978285 1003695 1051490 1107106 1156155 1186185 1211210 1242670 1277430 1366937 1405173 1472086 1509690 1577235 1660659 1695694 1739738 1816815 1864005 1956570 2007390 2208129 2312310 2341955 2372370 2543541 2609607 2733874 2767765 2810346 3154470 3321318 3633630 3680215 3728010 4100811 4239235 4349345 4416258 4683910 5087082 5152301 5219214 5535530 6089083 6834685 7025865 7360430 8201622 8303295 8478470 8698690 9568559 10304602 11040645 12178166 12717705 13048035 13669370 14051730 15456903 16606590 18267249 19137118 20504055 22081290 25435410 25761505 26096070 28705677 30445415 30913806 36534498 41008110 47842795 51523010 57411354 60890830 66979913 77284515 91336245 95685590 133959826 143528385 154569030 182672490 200939739 287056770 334899565 401879478 669799130 1004698695 2009397390
• Sum of all divisors σ(n): 6729246720
• Sum of proper divisors (its aliquot sum) s(n): 4719849330
• 2009397390 is an abundant number, because the sum of its proper divisors (4719849330) is greater than itself. Its abundance is 2710451940

Bases of 2009397390

• Binary: 1110111110001001111100010001110₂
• Hexadecimal: 0x77C4F88E
• Base-36: X8CCY6

Squares and roots of 2009397390

• 2009397390 squared (2009397390²) is 4037677870938812100
• 2009397390 cubed (2009397390³) is 8113299375525205883440419000
• The square root of 2009397390 is 44826.3024350659
• The cube root of 2009397390 is 1261.8912954941

Scales and comparisons

• 2,009,397,390 seconds is equal to 63 years, 46 weeks, 2 days, 21 hours, 56 minutes, 30 seconds.
• To count from 1 to 2,009,397,390 would take you about one hundred twenty-seven 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 2009397390 cubic inches would be around 105.2 feet tall.

Recreational maths with 2009397390

• 2009397390 backwards is 0937939002
• 2009397390 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2009397390's digits is 42
• More coming soon!