385438120625

Names of 385438120625

• Cardinal: 385438120625 can be written as Three hundred eighty-five billion, four hundred thirty-eight million, one hundred twenty thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 3.85438120625 × 10¹¹

Factors of 385438120625

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 358

Divisors of 385438120625

• Number of divisors d(n): 90
• Complete list of divisors:
  1 5 17 19 25 85 95 125 317 323 361 425 475 625 1585 1615 1805 2125 2375 5389 6023 6137 7925 8075 9025 10625 11875 26945 30115 30685 39625 40375 45125 100489 102391 114437 134725 150575 153425 198125 201875 225625 502445 511955 572185 673625 752875 767125 1708313 1909291 1945429 2512225 2559775 2860925 3368125 3764375 3835625 8541565 9546455 9727145 12561125 12798875 14304625 32457947 36276529 42707825 47732275 48635725 62805625 63994375 71523125 162289735 181382645 213539125 238661375 243178625 616700993 811448675 906913225 1067695625 1193306875 1215893125 3083504965 4057243375 4534566125 15417524825 20286216875 22672830625 77087624125 385438120625
• Sum of all divisors σ(n): 539932171086
• Sum of proper divisors (its aliquot sum) s(n): 154494050461
• 385438120625 is a deficient number, because the sum of its proper divisors (154494050461) is less than itself. Its deficiency is 230944070164

Bases of 385438120625

• Binary: 101100110111101111001101111101010110001₂
• Hexadecimal: 0x59BDE6FAB1
• Base-36: 4X2FWL9T

Squares and roots of 385438120625

• 385438120625 squared (385438120625²) is 148562544830932050390625
• 385438120625 cubed (385438120625³) is 57261668074901757869640297119140625
• The square root of 385438120625 is 620836.6295773791
• The cube root of 385438120625 is 7277.5448126075

Scales and comparisons

• 385,438,120,625 seconds is equal to 12,255 years, 38 weeks, 3 days, 8 hours, 37 minutes, 5 seconds.
• To count from 1 to 385,438,120,625 would take you about twenty-four thousand, five hundred eleven 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 385438120625 cubic inches would be around 606.5 feet tall.

Recreational maths with 385438120625

• 385438120625 backwards is 526021834583
• The number of decimal digits it has is: 12
• The sum of 385438120625's digits is 47
• More coming soon!