385385921139642

Names of 385385921139642

• Cardinal: 385385921139642 can be written as Three hundred eighty-five trillion, three hundred eighty-five billion, nine hundred twenty-one million, one hundred thirty-nine thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 3.85385921139642 × 10¹⁴

Factors of 385385921139642

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 23382230494

Divisors of 385385921139642

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 41 67 82 123 134 201 246 402 2747 5494 8241 16482 23382230381 46764460762 70146691143 140293382286 958671445621 1566609435527 1917342891242 2876014336863 3133218871054 4699828306581 5752028673726 9399656613162 64230986856607 128461973713214 192692960569821 385385921139642
• Sum of all divisors σ(n): 801355799651904
• Sum of proper divisors (its aliquot sum) s(n): 415969878512262
• 385385921139642 is an abundant number, because the sum of its proper divisors (415969878512262) is greater than itself. Its abundance is 30583957372620

Bases of 385385921139642

• Binary: 1010111101000000110100110111011100101001110111010₂
• Hexadecimal: 0x15E81A6EE53BA
• Base-36: 3SLVUJ2RP6

Squares and roots of 385385921139642

• 385385921139642 squared (385385921139642²) is 148522308212650362580063888164
• 385385921139642 cubed (385385921139642³) is 57238406560318075997332779710329420514997288
• The square root of 385385921139642 is 19631248.5884021651
• The cube root of 385385921139642 is 72772.1626765735

Scales and comparisons

• 385,385,921,139,642 seconds is equal to 12,254,080 years, 11 weeks, 1 day, 9 hours, 42 seconds.
• To count from 1 to 385,385,921,139,642 would take you about thirty million, six hundred thirty-five thousand, two hundred 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 385385921139642 cubic inches would be around 6064.3 feet tall.

Recreational maths with 385385921139642

• 385385921139642 backwards is 246931129583583
• The number of decimal digits it has is: 15
• The sum of 385385921139642's digits is 69
• More coming soon!