400887988213657

Names of 400887988213657

• Cardinal: 400887988213657 can be written as Four hundred trillion, eight hundred eighty-seven billion, nine hundred eighty-eight million, two hundred thirteen thousand, six hundred fifty-seven.

Scientific notation

• Scientific notation: 4.00887988213657 × 10¹⁴

Factors of 400887988213657

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 11466557

Divisors of 400887988213657

• Number of divisors d(n): 32
• Complete list of divisors:
  1 7 37 127 259 889 1063 4699 7441 32893 39331 135001 275317 945007 4995037 11465323 34965259 80257261 424216951 1456096021 2969518657 10192672147 12187638349 53875552777 85313468443 377128869439 450942618913 1547830070323 3156598332391 10834810492261 57269712601951 400887988213657
• Sum of all divisors σ(n): 474691563487232
• Sum of proper divisors (its aliquot sum) s(n): 73803575273575
• 400887988213657 is a deficient number, because the sum of its proper divisors (73803575273575) is less than itself. Its deficiency is 327084412940082

Bases of 400887988213657

• Binary: 1011011001001101100000010001000011101011110011001₂
• Hexadecimal: 0x16C9B0221D799
• Base-36: 3Y3PEDK7FD

Squares and roots of 400887988213657

• 400887988213657 squared (400887988213657²) is 160711179093993193749881313649
• 400887988213657 cubed (400887988213657³) is 64427181270435662719769398864562940042304393
• The square root of 400887988213657 is 20022187.3983253139
• The cube root of 400887988213657 is 73735.1126185445

Scales and comparisons

• 400,887,988,213,657 seconds is equal to 12,746,997 years, 51 weeks, 5 days, 23 hours, 47 minutes, 37 seconds.
• To count from 1 to 400,887,988,213,657 would take you about thirty-one million, eight hundred sixty-seven thousand, four hundred ninety-four 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 400887988213657 cubic inches would be around 6144.6 feet tall.

Recreational maths with 400887988213657

• 400887988213657 backwards is 756312889788004
• The number of decimal digits it has is: 15
• The sum of 400887988213657's digits is 76
• More coming soon!