420528122091

Names of 420528122091

• Cardinal: 420528122091 can be written as Four hundred twenty billion, five hundred twenty-eight million, one hundred twenty-two thousand and ninety-one.

Scientific notation

• Scientific notation: 4.20528122091 × 10¹¹

Factors of 420528122091

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7694

Divisors of 420528122091

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 7 9 11 21 27 33 47 63 77 81 99 141 189 193 231 297 329 423 517 567 579 693 891 987 1269 1351 1551 1737 2079 2123 2961 3619 3807 4053 4653 5211 6237 6369 7433 8883 9071 10857 12159 13959 14861 15633 19107 22299 26649 27213 32571 36477 41877 44583 52031 57321 63497 66897 81639 81763 97713 99781 109431 133749 156093 171963 190491 200691 244917 245289 293139 299343 349351 401247 468279 571473 572341 602073 698467 734751 735867 898029 1048053 1203741 1404837 1434569 1714419 1717023 2095401 2207601 2445457 2694087 3144159 3842861 4214511 4303707 5143257 5151069 6286203 6622803 7336371 8082261 9432477 10041983 11528583 12911121 15453207 15780259 18858609 22009113 26900027 28297431 30125949 34585749 38733363 46359621 47340777 56575827 66027339 67424743 80700081 90377847 103757247 110461813 116200089 142022331 198082017 202274229 242100243 271133541 311271741 331385439 426066993 471973201 606822687 726300729 741672173 813400623 994156317 1278200979 1415919603 1820468061 2178902187 2225016519 2982468951 4247758809 5191705211 5461404183 6675049557 8947406853 12743276427 15575115633 20025148671 38229829281 46725346899 60075446013 140176040697 420528122091
• Sum of all divisors σ(n): 804122339328
• Sum of proper divisors (its aliquot sum) s(n): 383594217237
• 420528122091 is a deficient number, because the sum of its proper divisors (383594217237) is less than itself. Its deficiency is 36933904854

Bases of 420528122091

• Binary: 110000111101001011011011110100011101011₂
• Hexadecimal: 0x61E96DE8EB
• Base-36: 5D6RL3OR

Squares and roots of 420528122091

• 420528122091 squared (420528122091²) is 176843901469383002212281
• 420528122091 cubed (420528122091³) is 74367833788165469452766227467599571
• The square root of 420528122091 is 648481.3968734955
• The cube root of 420528122091 is 7492.0099922729

Scales and comparisons

• 420,528,122,091 seconds is equal to 13,371 years, 25 weeks, 4 days, 15 hours, 14 minutes, 51 seconds.
• To count from 1 to 420,528,122,091 would take you about twenty-six thousand, seven hundred forty-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 420528122091 cubic inches would be around 624.3 feet tall.

Recreational maths with 420528122091

• 420528122091 backwards is 190221825024
• The number of decimal digits it has is: 12
• The sum of 420528122091's digits is 36
• More coming soon!