389090625

Names of 389090625

• Cardinal: 389090625 can be written as Three hundred eighty-nine million, ninety thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 3.89090625 × 10⁸

Factors of 389090625

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 26

Divisors of 389090625

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 7 11 15 21 25 33 35 49 55 75 77 105 121 125 147 165 175 231 245 275 343 363 375 385 525 539 605 625 735 825 847 875 1029 1155 1225 1375 1617 1715 1815 1875 1925 2541 2625 2695 3025 3125 3675 3773 4125 4235 4375 5145 5775 5929 6125 6875 8085 8575 9075 9375 9625 11319 12705 13125 13475 15125 17787 18375 18865 20625 21175 21875 25725 28875 29645 30625 34375 40425 41503 42875 45375 48125 56595 63525 65625 67375 75625 88935 91875 94325 103125 105875 124509 128625 144375 148225 153125 202125 207515 214375 226875 240625 282975 317625 336875 378125 444675 459375 471625 529375 622545 643125 721875 741125 1010625 1037575 1071875 1134375 1414875 1588125 1684375 2223375 2358125 2646875 3112725 3215625 3705625 5053125 5187875 7074375 7940625 11116875 11790625 15563625 18528125 25939375 35371875 55584375 77818125 129696875 389090625
• Sum of all divisors σ(n): 831196800
• Sum of proper divisors (its aliquot sum) s(n): 442106175
• 389090625 is an abundant number, because the sum of its proper divisors (442106175) is greater than itself. Its abundance is 53015550

Bases of 389090625

• Binary: 10111001100010000110101000001₂
• Hexadecimal: 0x17310D41
• Base-36: 6FNK8X

Squares and roots of 389090625

• 389090625 squared (389090625²) is 151391514462890625
• 389090625 cubed (389090625³) is 58905018982062652587890625
• The square root of 389090625 is 19725.3802244723
• The cube root of 389090625 is 730.0460501381

Scales and comparisons

• 389,090,625 seconds is equal to 12 years, 19 weeks, 2 days, 8 hours, 43 minutes, 45 seconds.
• To count from 1 to 389,090,625 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 389090625 cubic inches would be around 60.8 feet tall.

Recreational maths with 389090625

• 389090625 backwards is 526090983
• The number of decimal digits it has is: 9
• The sum of 389090625's digits is 42
• More coming soon!