2991438712717

Names of 2991438712717

• Cardinal: 2991438712717 can be written as Two trillion, nine hundred ninety-one billion, four hundred thirty-eight million, seven hundred twelve thousand, seven hundred seventeen.

Scientific notation

• Scientific notation: 2.991438712717 × 10¹²

Factors of 2991438712717

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 890

Divisors of 2991438712717

• Number of divisors d(n): 96
• Complete list of divisors:
  1 7 13 17 59 61 91 119 221 413 427 733 767 793 1003 1037 1547 3599 5131 5369 5551 7021 7259 9529 12461 13039 13481 25193 43247 44713 46787 61183 66703 87227 91273 94367 161993 302729 312991 327509 428281 537289 562211 581269 735199 760121 795379 1133951 2638067 3761023 3935477 4068883 5146393 5320847 5567653 6984757 9133913 9557587 9881573 18466469 31700051 32774629 34294871 44847139 48893299 63937391 66903109 69171011 118740869 221900357 229422403 240064097 313929973 412100663 426070177 538900867 557168693 583012807 831186083 1933703111 2884704641 2982491239 3772306069 3900180851 4081089649 7005711271 7243193009 13535921777 25138140443 32872952887 49039978897 50702351063 175966983101 230110670209 427348387531 2991438712717
• Sum of all divisors σ(n): 4034914248960
• Sum of proper divisors (its aliquot sum) s(n): 1043475536243
• 2991438712717 is a deficient number, because the sum of its proper divisors (1043475536243) is less than itself. Its deficiency is 1947963176474

Bases of 2991438712717

• Binary: 101011100001111111101001000100111110001101₂
• Hexadecimal: 0x2B87FA44F8D
• Base-36: 1268XDF9P

Squares and roots of 2991438712717

• 2991438712717 squared (2991438712717²) is 8948705571941942057522089
• 2991438712717 cubed (2991438712717³) is 26769504276613448382414880284952705813
• The square root of 2991438712717 is 1729577.6110706915
• The cube root of 2991438712717 is 14408.7631728683

Scales and comparisons

• 2,991,438,712,717 seconds is equal to 95,118 years, 25 weeks, 6 days, 5 hours, 58 minutes, 37 seconds.
• To count from 1 to 2,991,438,712,717 would take you about two hundred thirty-seven thousand, seven hundred ninety-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 2991438712717 cubic inches would be around 1200.7 feet tall.

Recreational maths with 2991438712717

• 2991438712717 backwards is 7172178341992
• 2991438712717 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 2991438712717's digits is 61
• More coming soon!