21742171409777

Names of 21742171409777

• Cardinal: 21742171409777 can be written as Twenty-one trillion, seven hundred forty-two billion, one hundred seventy-one million, four hundred nine thousand, seven hundred seventy-seven.

Scientific notation

• Scientific notation: 2.1742171409777 × 10¹³

Factors of 21742171409777

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 49

Divisors of 21742171409777

• Number of divisors d(n): 120
• Complete list of divisors:
  1 7 13 29 49 91 169 203 343 377 637 841 1183 1421 2197 2401 2639 4459 4901 5887 8281 9947 10933 15379 18473 24389 28561 31213 34307 41209 57967 63713 69629 76531 107653 129311 142129 170723 199927 240149 288463 317057 371293 405769 445991 535717 753571 828269 905177 994903 1195061 1399489 1681043 1847677 2019241 2219399 2599051 3121937 3750019 4121741 5274997 5797883 6964321 8365427 9796423 10767497 11767301 12933739 15535793 18193357 21853559 24019801 26250133 28852187 40585181 48750247 53582633 58557989 68574961 75372479 90536173 108750551 127353499 152974913 168138607 201965309 284096267 312257413 341251729 375078431 527607353 633753211 696574229 761253857 891474493 1176970249 1413757163 1988673869 2185801891 2625549017 3693251471 4436272477 4876019603 8238791743 9055464977 9896300141 15300613237 18378843119 25852760297 34132137221 57671542201 63388254839 107104292659 128651901833 238924960547 443717783873 749730048613 1672474723829 3106024487111 21742171409777
• Sum of all divisors σ(n): 28459366782840
• Sum of proper divisors (its aliquot sum) s(n): 6717195373063
• 21742171409777 is a deficient number, because the sum of its proper divisors (6717195373063) is less than itself. Its deficiency is 15024976036714

Bases of 21742171409777

• Binary: 100111100011000111110011001110100110101110001₂
• Hexadecimal: 0x13C63E674D71
• Base-36: 7PG7RHOJ5

Squares and roots of 21742171409777

• 21742171409777 squared (21742171409777²) is 472722017612124379651189729
• 21742171409777 cubed (21742171409777³) is 10278003136098430146688579361687232580433
• The square root of 21742171409777 is 4662850.1380354269
• The cube root of 21742171409777 is 27910.5013973945

Scales and comparisons

• 21,742,171,409,777 seconds is equal to 691,333 years, 41 weeks, 3 days, 10 hours, 16 minutes, 17 seconds.
• To count from 1 to 21,742,171,409,777 would take you about one million, seven hundred twenty-eight thousand, three hundred thirty-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 21742171409777 cubic inches would be around 2325.9 feet tall.

Recreational maths with 21742171409777

• 21742171409777 backwards is 77790417124712
• The number of decimal digits it has is: 14
• The sum of 21742171409777's digits is 59
• More coming soon!