90205140025

Names of 90205140025

• Cardinal: 90205140025 can be written as Ninety billion, two hundred five million, one hundred forty thousand and twenty-five.

Scientific notation

• Scientific notation: 9.0205140025 × 10¹⁰

Factors of 90205140025

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 313

Divisors of 90205140025

• Number of divisors d(n): 216
• Complete list of divisors:
  1 5 7 11 13 25 35 49 55 65 77 91 121 143 169 175 245 275 277 325 385 455 539 605 637 715 845 847 1001 1183 1225 1385 1573 1859 1925 1939 2197 2275 2695 3025 3047 3185 3575 3601 4225 4235 5005 5915 5929 6925 7007 7865 8281 9295 9695 10985 11011 13013 13475 13573 15235 15379 15925 18005 20449 21175 21329 24167 25025 25207 29575 29645 33517 35035 39325 39611 41405 46475 46813 48475 54925 55055 65065 67865 76175 76895 77077 90025 91091 102245 106645 107653 120835 126035 143143 148225 149303 167585 169169 175175 176449 198055 207025 234065 234619 265837 275275 277277 325325 327691 339325 384475 385385 435721 455455 511225 514943 533225 538265 604175 608569 630175 715715 746515 837925 845845 882245 990275 1002001 1170325 1173095 1184183 1329185 1386385 1638455 1642333 1860859 1926925 1940939 2178605 2277275 2293837 2574715 2691325 3042845 3050047 3578575 3604601 3732575 4229225 4259983 4411225 5010005 5664373 5865475 5920915 6645925 6694259 6931925 8192275 8211665 9304295 9704695 10893025 11469185 12873575 13026013 15214225 15250235 18023005 21299915 21350329 25050025 25232207 28321865 29604575 29819881 33471295 39650611 41058325 46521475 46859813 48523475 57345925 65130065 73636849 76251175 90115025 106499575 106751645 126161035 141609325 149099405 167356475 198253055 234299065 277554277 325650325 328018691 368184245 515457943 533758225 630805175 745497025 991265275 1171495325 1387771385 1640093455 1840921225 2577289715 3608205601 6938856925 8200467275 12886448575 18041028005 90205140025
• Sum of all divisors σ(n): 155492678040
• Sum of proper divisors (its aliquot sum) s(n): 65287538015
• 90205140025 is a deficient number, because the sum of its proper divisors (65287538015) is less than itself. Its deficiency is 24917602010

Bases of 90205140025

• Binary: 1010100000000101001010011010000111001₂
• Hexadecimal: 0x1500A53439
• Base-36: 15FTT7I1

Squares and roots of 90205140025

• 90205140025 squared (90205140025²) is 8136967286929857000625
• 90205140025 cubed (90205140025³) is 733996273496352103094604637515625
• The square root of 90205140025 is 300341.7054373235
• The cube root of 90205140025 is 4484.8070350361

Scales and comparisons

• 90,205,140,025 seconds is equal to 2,868 years, 12 weeks, 4 days, 23 hours, 20 minutes, 25 seconds.
• To count from 1 to 90,205,140,025 would take you about five thousand, seven hundred thirty-six 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 90205140025 cubic inches would be around 373.7 feet tall.

Recreational maths with 90205140025

• 90205140025 backwards is 52004150209
• The number of decimal digits it has is: 11
• The sum of 90205140025's digits is 28
• More coming soon!