842972094997771861

Names of 842972094997771861

• Cardinal: 842972094997771861 can be written as Eight hundred forty-two quadrillion, nine hundred seventy-two trillion, ninety-four billion, nine hundred ninety-seven million, seven hundred seventy-one thousand, eight hundred sixty-one.

Scientific notation

• Scientific notation: 8.42972094997771861 × 10¹⁷

Factors of 842972094997771861

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1212701737

Divisors of 842972094997771861

• Number of divisors d(n): 32
• Complete list of divisors:
  1 59 73 251 643 4307 14809 18323 37937 46939 161393 1081057 2769401 9522187 11781689 695119651 1212700711 71549341949 88527151903 304387878461 779766557173 5223101962277 17958884829199 22220315127653 46006226873207 56922958673629 195721405850423 1310998592531527 3358454561744111 11547562945174957 14287662627080879 842972094997771861
• Sum of all divisors σ(n): 873822072781808640
• Sum of proper divisors (its aliquot sum) s(n): 30849977784036779
• 842972094997771861 is a deficient number, because the sum of its proper divisors (30849977784036779) is less than itself. Its deficiency is 812122117213735082

Bases of 842972094997771861

• Binary: 101110110010110101101010011101110101111010001011011001010101₂
• Hexadecimal: 0xBB2D6A775E8B655
• Base-36: 6EK8O2B75T91

Squares and roots of 842972094997771861

• 842972094997771861 squared (842972094997771861²) is 710601952944932506998442554603403321
• 842972094997771861 cubed (842972094997771861³) is 599017616983497855133246513019971788838156022527750381
• The square root of 842972094997771861 is 918135118.0505905587
• The cube root of 842972094997771861 is 944650.2984593851

Scales and comparisons

• 842,972,094,997,771,861 seconds is equal to 26,803,905,137 years, 1 week, 6 days, 14 hours, 51 minutes, 1 second.
• To count from 1 to 842,972,094,997,771,861 would take you about eighty billion, four hundred eleven million, seven hundred fifteen thousand, four hundred eleven 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 842972094997771861 cubic inches would be around 78720.9 feet tall.

Recreational maths with 842972094997771861

• 842972094997771861 backwards is 168177799490279248
• The number of decimal digits it has is: 18
• The sum of 842972094997771861's digits is 100
• More coming soon!