384995138

Names of 384995138

• Cardinal: 384995138 can be written as Three hundred eighty-four million, nine hundred ninety-five thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 3.84995138 × 10⁸

Factors of 384995138

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 173

Divisors of 384995138

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 11 19 22 31 37 38 62 73 74 121 146 209 242 341 407 418 589 682 703 803 814 1147 1178 1387 1406 1606 2263 2294 2299 2701 2774 3751 4477 4526 4598 5402 6479 7502 7733 8833 8954 12617 12958 15257 15466 17666 21793 24893 25234 29711 30514 42997 43586 49786 51319 59422 71269 83731 85063 85994 102638 138787 142538 167462 167827 170126 239723 273823 277574 326821 335654 472967 479446 547646 564509 653642 921041 945934 1129018 1590889 1842082 2636953 3181778 5202637 5273906 6209599 10131451 10405274 12419198 17499779 20262902 34999558 192497569 384995138
• Sum of all divisors σ(n): 718072320
• Sum of proper divisors (its aliquot sum) s(n): 333077182
• 384995138 is a deficient number, because the sum of its proper divisors (333077182) is less than itself. Its deficiency is 51917956

Bases of 384995138

• Binary: 10110111100101000111101000010₂
• Hexadecimal: 0x16F28F42
• Base-36: 6D7S5E

Squares and roots of 384995138

• 384995138 squared (384995138²) is 148221256283639044
• 384995138 cubed (384995138³) is 57064463017452980886968072
• The square root of 384995138 is 19621.2929747251
• The cube root of 384995138 is 727.4755725277

Scales and comparisons

• 384,995,138 seconds is equal to 12 years, 12 weeks, 3 days, 23 hours, 5 minutes, 38 seconds.
• To count from 1 to 384,995,138 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 384995138 cubic inches would be around 60.6 feet tall.

Recreational maths with 384995138

• 384995138 backwards is 831599483
• The number of decimal digits it has is: 9
• The sum of 384995138's digits is 50
• More coming soon!