385990605

Names of 385990605

• Cardinal: 385990605 can be written as Three hundred eighty-five million, nine hundred ninety thousand, six hundred five.

Scientific notation

• Scientific notation: 3.85990605 × 10⁸

Factors of 385990605

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 99

Divisors of 385990605

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 5 7 9 11 13 15 19 21 33 35 39 41 45 55 57 63 65 77 91 95 99 105 117 121 123 133 143 165 171 195 205 209 231 247 273 285 287 315 363 369 385 399 429 451 455 495 533 585 605 615 627 665 693 715 741 779 819 847 855 861 1001 1045 1089 1155 1197 1235 1287 1353 1365 1435 1463 1573 1599 1729 1815 1845 1881 1995 2145 2223 2255 2299 2337 2541 2583 2665 2717 3003 3135 3157 3465 3705 3731 3895 4059 4095 4235 4305 4389 4719 4797 4961 5005 5187 5445 5453 5863 5985 6435 6765 6897 7011 7315 7623 7865 7995 8151 8569 8645 9009 9405 9471 10127 11011 11115 11193 11495 11685 12705 12915 13167 13585 14157 14883 15015 15561 15785 16093 16359 17589 18655 19019 20295 20691 21945 23595 23985 24453 24805 25707 25935 27265 28413 29315 29887 30381 33033 33579 34485 34727 35055 38115 40755 41041 42845 44649 45045 47355 48279 49077 50635 52767 55055 55965 57057 59983 64493 65835 70785 70889 74415 77121 77805 80465 81795 87945 89661 91143 94259 95095 99099 103455 104181 111397 122265 123123 128535 142065 144837 149435 151905 165165 167895 171171 173635 179949 193479 205205 209209 212667 223245 241395 245385 263835 268983 282777 285285 299915 312543 322465 334191 354445 369369 385605 448305 451451 455715 471295 495495 520905 539847 556985 580437 615615 627627 638001 659813 724185 779779 848331 855855 899745 967395 1002573 1046045 1063335 1225367 1344915 1354353 1413885 1562715 1670955 1846845 1882881 1979439 2257255 2339337 2699235 2902185 3138135 3190005 3299065 3676101 3898895 4063059 4241655 5012865 5938317 6126835 6771765 7018011 8577569 9414405 9897195 11028303 11696685 18380505 20315295 25732707 29691585 35090055 42887845 55141515 77198121 128663535 385990605
• Sum of all divisors σ(n): 975985920
• Sum of proper divisors (its aliquot sum) s(n): 589995315
• 385990605 is an abundant number, because the sum of its proper divisors (589995315) is greater than itself. Its abundance is 204004710

Bases of 385990605

• Binary: 10111000000011011111111001101₂
• Hexadecimal: 0x1701BFCD
• Base-36: 6DT499

Squares and roots of 385990605

• 385990605 squared (385990605²) is 148988747148266025
• 385990605 cubed (385990605³) is 57508256649951227690695125
• The square root of 385990605 is 19646.6436064789
• The cube root of 385990605 is 728.1020346911

Scales and comparisons

• 385,990,605 seconds is equal to 12 years, 14 weeks, 1 day, 11 hours, 36 minutes, 45 seconds.
• To count from 1 to 385,990,605 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 385990605 cubic inches would be around 60.7 feet tall.

Recreational maths with 385990605

• 385990605 backwards is 506099583
• 385990605 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 385990605's digits is 45
• More coming soon!