121089148291749172

Names of 121089148291749172

• Cardinal: 121089148291749172 can be written as One hundred twenty-one quadrillion, eighty-nine trillion, one hundred forty-eight billion, two hundred ninety-one million, seven hundred forty-nine thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.21089148291749172 × 10¹⁷

Factors of 121089148291749172

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 46304557

Divisors of 121089148291749172

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 4 5783 11566 23132 113341 226682 453364 46185431 92370862 184741724 655451003 1310902006 2621804012 267090347473 534180694946 1068361389892 5234702934971 10469405869942 20938811739884 30272287072937293 60544574145874586 121089148291749172
• Sum of all divisors σ(n): 211944526975827072
• Sum of proper divisors (its aliquot sum) s(n): 90855378684077900
• 121089148291749172 is a deficient number, because the sum of its proper divisors (90855378684077900) is less than itself. Its deficiency is 30233769607671272

Bases of 121089148291749172

• Binary: 110101110001100011111000001010110000101011001010100110100₂
• Hexadecimal: 0x1AE31F056159534
• Base-36: X4AIQRZQWC4

Squares and roots of 121089148291749172

• 121089148291749172 squared (121089148291749172²) is 14662581834021221419488491362685584
• 121089148291749172 cubed (121089148291749172³) is 1775479546039703225063144794477388377035102828336448
• The square root of 121089148291749172 is 347978660.6844580233
• The cube root of 121089148291749172 is 494730.1842704595

Scales and comparisons

• 121,089,148,291,749,172 seconds is equal to 3,850,260,362 years, 18 weeks, 1 day, 5 hours, 52 minutes, 52 seconds.
• To count from 1 to 121,089,148,291,749,172 would take you about eleven billion, five hundred fifty million, seven hundred eighty-one thousand and eighty-seven 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 121089148291749172 cubic inches would be around 41227.5 feet tall.

Recreational maths with 121089148291749172

• 121089148291749172 backwards is 271947192841980121
• The number of decimal digits it has is: 18
• The sum of 121089148291749172's digits is 76
• More coming soon!