227665646397141921

Names of 227665646397141921

• Cardinal: 227665646397141921 can be written as Two hundred twenty-seven quadrillion, six hundred sixty-five trillion, six hundred forty-six billion, three hundred ninety-seven million, one hundred forty-one thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 2.27665646397141921 × 10¹⁷

Factors of 227665646397141921

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7248293149

Divisors of 227665646397141921

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 23 27 37 69 111 207 333 621 851 999 1367 2553 4101 7659 12303 22977 31441 36909 50579 94323 151737 282969 455211 848907 1163317 1365633 3489951 10469853 31409559 7248291719 21744875157 65234625471 166710709537 195703876413 268186793603 500132128611 804560380809 1500396385833 2413681142427 4501189157499 6168296252869 7241043427281 9908414779873 18504888758607 29725244339619 55514666275821 89175733018857 166543998827463 227893539937079 267527199056571 366611346855301 683680619811237 1099834040565903 2051041859433711 3299502121697709 6153125578301133 8432060977671923 9898506365093127 25296182933015769 75888548799047307 227665646397141921
• Sum of all divisors σ(n): 361723388901580800
• Sum of proper divisors (its aliquot sum) s(n): 134057742504438879
• 227665646397141921 is a deficient number, because the sum of its proper divisors (134057742504438879) is less than itself. Its deficiency is 93607903892703042

Bases of 227665646397141921

• Binary: 1100101000110101001011001011111101000011111011001110100001₂
• Hexadecimal: 0x328D4B2FD0FB3A1
• Base-36: 1Q9OQI3K27Q9

Squares and roots of 227665646397141921

• 227665646397141921 squared (227665646397141921²) is 51831646549428460154013637415570241
• 227665646397141921 cubed (227665646397141921³) is 11800285315503820990981814372662501199057726821172961
• The square root of 227665646397141921 is 477143213.7180009409
• The cube root of 227665646397141921 is 610612.7019425015

Scales and comparisons

• 227,665,646,397,141,921 seconds is equal to 7,239,063,339 years, 18 weeks, 11 hours, 25 minutes, 21 seconds.
• To count from 1 to 227,665,646,397,141,921 would take you about twenty-one billion, seven hundred seventeen million, one hundred ninety thousand and eighteen 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 227665646397141921 cubic inches would be around 50884.4 feet tall.

Recreational maths with 227665646397141921

• 227665646397141921 backwards is 129141793646566722
• The number of decimal digits it has is: 18
• The sum of 227665646397141921's digits is 81
• More coming soon!