9801905899365021

Names of 9801905899365021

• Cardinal: 9801905899365021 can be written as Nine quadrillion, eight hundred one trillion, nine hundred five billion, eight hundred ninety-nine million, three hundred sixty-five thousand and twenty-one.

Scientific notation

• Scientific notation: 9.801905899365021 × 10¹⁵

Factors of 9801905899365021

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 48040393

Divisors of 9801905899365021

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 13 39 127 169 381 507 1651 3169 4953 9507 21463 41197 64389 123591 402463 535561 1207389 1606683 5232019 15696057 48037081 68016247 144111243 204048741 624482053 1873446159 6100709287 8118266689 18302127861 24354800067 79309220731 152229509689 237927662193 456688529067 1031019869503 1978983625957 3093059608509 5936950877871 19333147730503 25726787137441 57999443191509 77180361412323 251330920496539 753992761489617 3267301966455007 9801905899365021
• Sum of all divisors σ(n): 14267797319178240
• Sum of proper divisors (its aliquot sum) s(n): 4465891419813219
• 9801905899365021 is a deficient number, because the sum of its proper divisors (4465891419813219) is less than itself. Its deficiency is 5336014479551802

Bases of 9801905899365021

• Binary: 100010110100101100100000001111010000001110001010011101₂
• Hexadecimal: 0x22D2C80F40E29D
• Base-36: 2OIHHEMRRML

Squares and roots of 9801905899365021

• 9801905899365021 squared (9801905899365021²) is 96077359260006801187450998330441
• 9801905899365021 cubed (9801905899365021³) is 941741234526073193093843087884833340033034904261
• The square root of 9801905899365021 is 99004575.1436014243
• The cube root of 9801905899365021 is 214011.3679244045

Scales and comparisons

• 9,801,905,899,365,021 seconds is equal to 311,670,288 years, 16 weeks, 2 days, 8 hours, 30 minutes, 21 seconds.
• To count from 1 to 9,801,905,899,365,021 would take you about nine hundred thirty-five million, ten thousand, eight hundred sixty-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 9801905899365021 cubic inches would be around 17834.3 feet tall.

Recreational maths with 9801905899365021

• 9801905899365021 backwards is 1205639985091089
• The number of decimal digits it has is: 16
• The sum of 9801905899365021's digits is 75
• More coming soon!