385887250

Names of 385887250

• Cardinal: 385887250 can be written as Three hundred eighty-five million, eight hundred eighty-seven thousand, two hundred fifty.

Scientific notation

• Scientific notation: 3.8588725 × 10⁸

Factors of 385887250

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 140

Divisors of 385887250

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 5 7 10 14 17 25 34 35 49 50 70 85 98 109 119 125 170 175 218 238 245 250 289 350 425 490 545 578 595 763 833 850 875 1090 1190 1225 1445 1526 1666 1750 1853 2023 2125 2450 2725 2890 2975 3706 3815 4046 4165 4250 5341 5450 5950 6125 7225 7630 8330 9265 10115 10682 12250 12971 13625 14161 14450 14875 18530 19075 20230 20825 25942 26705 27250 28322 29750 31501 36125 38150 41650 46325 50575 53410 63002 64855 70805 72250 90797 92650 95375 101150 104125 129710 133525 141610 157505 181594 190750 208250 220507 231625 252875 267050 315010 324275 354025 441014 453985 463250 505750 648550 667625 708050 787525 907970 1102535 1335250 1543549 1575050 1621375 1770125 2205070 2269925 3087098 3242750 3540250 3937625 4539850 5512675 7717745 7875250 11025350 11349625 15435490 22699250 27563375 38588725 55126750 77177450 192943625 385887250
• Sum of all divisors σ(n): 900848520
• Sum of proper divisors (its aliquot sum) s(n): 514961270
• 385887250 is an abundant number, because the sum of its proper divisors (514961270) is greater than itself. Its abundance is 129074020

Bases of 385887250

• Binary: 10111000000000010110000010010₂
• Hexadecimal: 0x17002C12
• Base-36: 6DQWIA

Squares and roots of 385887250

• 385887250 squared (385887250²) is 148908969712562500
• 385887250 cubed (385887250³) is 57462072822714033578125000
• The square root of 385887250 is 19644.0130828709
• The cube root of 385887250 is 728.0370420009

Scales and comparisons

• 385,887,250 seconds is equal to 12 years, 14 weeks, 6 hours, 54 minutes, 10 seconds.
• To count from 1 to 385,887,250 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 385887250 cubic inches would be around 60.7 feet tall.

Recreational maths with 385887250

• 385887250 backwards is 052788583
• The number of decimal digits it has is: 9
• The sum of 385887250's digits is 46
• More coming soon!