381946779953520

Names of 381946779953520

• Cardinal: 381946779953520 can be written as Three hundred eighty-one trillion, nine hundred forty-six billion, seven hundred seventy-nine million, nine hundred fifty-three thousand, five hundred twenty.

Scientific notation

• Scientific notation: 3.8194677995352 × 10¹⁴

Factors of 381946779953520

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1591444916483

Divisors of 381946779953520

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 1591444916473 3182889832946 4774334749419 6365779665892 7957224582365 9548669498838 12731559331784 15914449164730 19097338997676 23871673747095 25463118663568 31828898329460 38194677995352 47743347494190 63657796658920 76389355990704 95486694988380 127315593317840 190973389976760 381946779953520
• Sum of all divisors σ(n): 1184035017856656
• Sum of proper divisors (its aliquot sum) s(n): 802088237903136
• 381946779953520 is an abundant number, because the sum of its proper divisors (802088237903136) is greater than itself. Its abundance is 420141457949616

Bases of 381946779953520

• Binary: 1010110110110000011101010001001000110100101110000₂
• Hexadecimal: 0x15B60EA246970
• Base-36: 3RDZXF7L2O

Squares and roots of 381946779953520

• 381946779953520 squared (381946779953520²) is 145883342716862627333360390400
• 381946779953520 cubed (381946779953520³) is 55719672999561474442837212774368321054208000
• The square root of 381946779953520 is 19543458.7510379033
• The cube root of 381946779953520 is 72555.0453120697

Scales and comparisons

• 381,946,779,953,520 seconds is equal to 12,144,726 years, 8 weeks, 3 days, 12 hours, 52 minutes.
• To count from 1 to 381,946,779,953,520 would take you about thirty million, three hundred sixty-one thousand, eight hundred fifteen 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 381946779953520 cubic inches would be around 6046.3 feet tall.

Recreational maths with 381946779953520

• 381946779953520 backwards is 025359977649183
• The number of decimal digits it has is: 15
• The sum of 381946779953520's digits is 78
• More coming soon!