121275739977638399

Names of 121275739977638399

• Cardinal: 121275739977638399 can be written as One hundred twenty-one quadrillion, two hundred seventy-five trillion, seven hundred thirty-nine billion, nine hundred seventy-seven million, six hundred thirty-eight thousand, three hundred ninety-nine.

Scientific notation

• Scientific notation: 1.21275739977638399 × 10¹⁷

Factors of 121275739977638399

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 48135

Divisors of 121275739977638399

• Number of divisors d(n): 32
• Complete list of divisors:
  1 367 787 823 18341 27817 288829 302041 647701 6731147 10208839 14434367 15094643 21891979 22893391 237706267 510191597 5297412689 5539733981 8034356293 8401874497 11879484041 18017098717 187240316099 401520786839 419887684331 4359770643047 6612275229139 147358128769913 154098780149477 330451607568497 121275739977638399
• Sum of all divisors σ(n): 121919687199184896
• Sum of proper divisors (its aliquot sum) s(n): 643947221546497
• 121275739977638399 is a deficient number, because the sum of its proper divisors (643947221546497) is less than itself. Its deficiency is 120631792756091902

Bases of 121275739977638399

• Binary: 110101110110110111010010010011001001111010110000111111111₂
• Hexadecimal: 0x1AEDBA4993D61FF
• Base-36: X64NTTBVCVZ

Squares and roots of 121275739977638399

• 121275739977638399 squared (121275739977638399²) is 14707805107123760582780561199283201
• 121275739977638399 cubed (121275739977638399³) is 1783699947813323266868280025286691290749287573235199
• The square root of 121275739977638399 is 348246665.4221378169
• The cube root of 121275739977638399 is 494984.1711465793

Scales and comparisons

• 121,275,739,977,638,399 seconds is equal to 3,856,193,400 years, 41 weeks, 2 days, 7 hours, 59 minutes, 59 seconds.
• To count from 1 to 121,275,739,977,638,399 would take you about eleven billion, five hundred sixty-eight million, five hundred eighty thousand, two hundred two 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 121275739977638399 cubic inches would be around 41248.7 feet tall.

Recreational maths with 121275739977638399

• 121275739977638399 backwards is 993836779937572121
• The number of decimal digits it has is: 18
• The sum of 121275739977638399's digits is 98
• More coming soon!