77943612105774021

Names of 77943612105774021

• Cardinal: 77943612105774021 can be written as Seventy-seven quadrillion, nine hundred forty-three trillion, six hundred twelve billion, one hundred five million, seven hundred seventy-four thousand and twenty-one.

Scientific notation

• Scientific notation: 7.7943612105774021 × 10¹⁶

Factors of 77943612105774021

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 201652

Divisors of 77943612105774021

• Number of divisors d(n): 36
• Complete list of divisors:
  1 3 71 127 213 381 5041 9017 15123 27051 201451 604353 640207 1920621 14303021 25584277 42909063 76752831 1015514491 1816483667 3046543473 5449451001 40582505401 121747516203 128970340357 386911021071 2881357883471 5153978185927 8644073650413 15461934557781 204576409726441 365932451200817 613729229179323 1097797353602451 25981204035258007 77943612105774021
• Sum of all divisors σ(n): 106239682631367168
• Sum of proper divisors (its aliquot sum) s(n): 28296070525593147
• 77943612105774021 is a deficient number, because the sum of its proper divisors (28296070525593147) is less than itself. Its deficiency is 49647541580180874

Bases of 77943612105774021

• Binary: 100010100111010010100110101100000000100110101001111000101₂
• Hexadecimal: 0x114E94D601353C5
• Base-36: LBGPD2ZCLOL

Squares and roots of 77943612105774021

• 77943612105774021 squared (77943612105774021²) is 6075206668095362516195847518508441
• 77943612105774021 cubed (77943612105774021³) is 473523552000436752652171759784497159564401727011261
• The square root of 77943612105774021 is 279183832.0995218751
• The cube root of 77943612105774021 is 427162.8834236081

Scales and comparisons

• 77,943,612,105,774,021 seconds is equal to 2,478,365,769 years, 28 weeks, 1 day, 3 hours, 21 seconds.
• To count from 1 to 77,943,612,105,774,021 would take you about seven billion, four hundred thirty-five million, ninety-seven thousand, three hundred eight 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 77943612105774021 cubic inches would be around 35596.9 feet tall.

Recreational maths with 77943612105774021

• 77943612105774021 backwards is 12047750121634977
• The number of decimal digits it has is: 17
• The sum of 77943612105774021's digits is 66
• More coming soon!