385361393989

Names of 385361393989

• Cardinal: 385361393989 can be written as Three hundred eighty-five billion, three hundred sixty-one million, three hundred ninety-three thousand, nine hundred eighty-nine.

Scientific notation

• Scientific notation: 3.85361393989 × 10¹¹

Factors of 385361393989

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4861

Divisors of 385361393989

• Number of divisors d(n): 64
• Complete list of divisors:
  1 11 13 19 121 143 209 247 257 1331 1573 2299 2717 2827 3341 4561 4883 17303 25289 29887 31097 36751 50171 53713 59293 63479 86659 328757 342067 404261 551881 590843 652223 698269 953249 1126567 1172177 4446871 6070691 6499273 7174453 7680959 10485739 12392237 12893947 15238301 22271363 78918983 84490549 115343129 136314607 141833417 167621311 244984993 289527719 1499460677 1560167587 1843834421 2694834923 3184804909 20282178631 29643184153 35032853999 385361393989
• Sum of all divisors σ(n): 482474200320
• Sum of proper divisors (its aliquot sum) s(n): 97112806331
• 385361393989 is a deficient number, because the sum of its proper divisors (97112806331) is less than itself. Its deficiency is 288248587658

Bases of 385361393989

• Binary: 101100110111001010101000011100101000101₂
• Hexadecimal: 0x59B9543945
• Base-36: 4X1682MD

Squares and roots of 385361393989

• 385361393989 squared (385361393989²) is 148503403977145285332121
• 385361393989 cubed (385361393989³) is 57227478768744313852365303398020669
• The square root of 385361393989 is 620774.8335660843
• The cube root of 385361393989 is 7277.0618828735

Scales and comparisons

• 385,361,393,989 seconds is equal to 12,253 years, 15 weeks, 4 days, 7 hours, 39 minutes, 49 seconds.
• To count from 1 to 385,361,393,989 would take you about twenty-four thousand, five hundred six 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 385361393989 cubic inches would be around 606.4 feet tall.

Recreational maths with 385361393989

• 385361393989 backwards is 989393163583
• The number of decimal digits it has is: 12
• The sum of 385361393989's digits is 67
• More coming soon!