387028125

Names of 387028125

• Cardinal: 387028125 can be written as Three hundred eighty-seven million, twenty-eight thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 3.87028125 × 10⁸

Factors of 387028125

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 158

Divisors of 387028125

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 5 9 11 15 25 27 33 45 55 75 81 99 125 135 139 165 225 275 297 375 405 417 495 625 675 695 825 891 1125 1251 1375 1485 1529 1875 2025 2085 2475 3125 3375 3475 3753 4125 4455 4587 5625 6255 6875 7425 7645 9375 10125 10425 11259 12375 13761 16875 17375 18765 20625 22275 22935 28125 31275 34375 37125 38225 41283 50625 52125 56295 61875 68805 84375 86875 93825 103125 111375 114675 123849 156375 185625 191125 206415 253125 260625 281475 309375 344025 434375 469125 556875 573375 619245 781875 928125 955625 1032075 1303125 1407375 1720125 2345625 2784375 2866875 3096225 3909375 4778125 5160375 7036875 8600625 11728125 14334375 15481125 25801875 35184375 43003125 77405625 129009375 387028125
• Sum of all divisors σ(n): 794011680
• Sum of proper divisors (its aliquot sum) s(n): 406983555
• 387028125 is an abundant number, because the sum of its proper divisors (406983555) is greater than itself. Its abundance is 19955430

Bases of 387028125

• Binary: 10111000100011001010010011101₂
• Hexadecimal: 0x1711949D
• Base-36: 6EFCT9

Squares and roots of 387028125

• 387028125 squared (387028125²) is 149790769541015625
• 387028125 cubed (387028125³) is 57973240677766387939453125
• The square root of 387028125 is 19673.0303969673
• The cube root of 387028125 is 728.7538161769

Scales and comparisons

• 387,028,125 seconds is equal to 12 years, 15 weeks, 6 days, 11 hours, 48 minutes, 45 seconds.
• To count from 1 to 387,028,125 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 387028125 cubic inches would be around 60.7 feet tall.

Recreational maths with 387028125

• 387028125 backwards is 521820783
• The number of decimal digits it has is: 9
• The sum of 387028125's digits is 36
• More coming soon!