1997938529349

Names of 1997938529349

• Cardinal: 1997938529349 can be written as One trillion, nine hundred ninety-seven billion, nine hundred thirty-eight million, five hundred twenty-nine thousand, three hundred forty-nine.

Scientific notation

• Scientific notation: 1.997938529349 × 10¹²

Factors of 1997938529349

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5064

Divisors of 1997938529349

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 21 31 49 79 93 147 217 237 553 651 1519 1659 1723 2449 3221 3871 4557 5169 7347 9663 11613 12061 17143 22547 36183 51429 53413 67641 84427 99851 120001 136117 157829 160239 253281 254459 299553 360003 373891 408351 473487 698957 763377 952819 1121673 1781213 2096871 2617237 2858457 4219627 4892699 5343639 5549783 6669733 7851711 7888229 12468491 12658881 14678097 16649349 20009199 23664687 29537389 37405473 38848481 55217603 88612167 116545443 165652809 172043273 206761723 271939367 386523221 438432857 516129819 620285169 815818101 1159569663 1204302911 1315298571 3069029999 3612908733 8430120377 9207089997 13591418567 21483209993 25290361131 40774255701 64449629979 95139929969 285419789907 665979509783 1997938529349
• Sum of all divisors σ(n): 3242183639040
• Sum of proper divisors (its aliquot sum) s(n): 1244245109691
• 1997938529349 is a deficient number, because the sum of its proper divisors (1244245109691) is less than itself. Its deficiency is 753693419658

Bases of 1997938529349

• Binary: 11101000100101110011010101001010001000101₂
• Hexadecimal: 0x1D12E6A9445
• Base-36: PHU90JLX

Squares and roots of 1997938529349

• 1997938529349 squared (1997938529349²) is 3991758367057244934363801
• 1997938529349 cubed (1997938529349³) is 7975287841394917673058492602881695549
• The square root of 1997938529349 is 1413484.5345277037
• The cube root of 1997938529349 is 12594.8801936967

Scales and comparisons

• 1,997,938,529,349 seconds is equal to 63,528 years, 13 weeks, 5 days, 12 hours, 49 minutes, 9 seconds.
• To count from 1 to 1,997,938,529,349 would take you about one hundred fifty-eight thousand, eight hundred twenty 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 1997938529349 cubic inches would be around 1049.6 feet tall.

Recreational maths with 1997938529349

• 1997938529349 backwards is 9439258397991
• The number of decimal digits it has is: 13
• The sum of 1997938529349's digits is 78
• More coming soon!