1998690702085343

Names of 1998690702085343

• Cardinal: 1998690702085343 can be written as One quadrillion, nine hundred ninety-eight trillion, six hundred ninety billion, seven hundred two million, eighty-five thousand, three hundred forty-three.

Scientific notation

• Scientific notation: 1.998690702085343 × 10¹⁵

Factors of 1998690702085343

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 439

Divisors of 1998690702085343

• Number of divisors d(n): 80
• Complete list of divisors:
  1 7 23 49 161 343 409 529 1127 2401 2863 3703 7889 9407 12167 20041 25921 55223 65849 85169 140287 167281 181447 216361 460943 596183 982009 1170967 1270129 1514527 3226601 3847463 4173281 4976303 8196769 10601689 22586207 26932241 29212967 34834121 57377383 68417929 74211823 88491649 188525687 243838847 401641681 478925503 519482761 619441543 1319679809 1573612367 1706871929 2035307927 3352478521 4336090801 9237758663 11015286569 11948103503 14247155489 23467349647 30352635607 36193084441 77107005983 99730088423 164271447529 212468449249 253351591087 539749041881 698110618961 832440942143 1773461137609 3778243293167 4886774332727 5827086595001 12414227963263 40789606165007 86899595742841 285527243155049 1998690702085343
• Sum of all divisors σ(n): 2443617851006400
• Sum of proper divisors (its aliquot sum) s(n): 444927148921057
• 1998690702085343 is a deficient number, because the sum of its proper divisors (444927148921057) is less than itself. Its deficiency is 1553763553164286

Bases of 1998690702085343

• Binary: 111000110011100110001110001010100000100110011011111₂
• Hexadecimal: 0x719CC71504CDF
• Base-36: JOH5TZCULB

Squares and roots of 1998690702085343

• 1998690702085343 squared (1998690702085343²) is 3994764522602401325168855427649
• 1998690702085343 cubed (1998690702085343³) is 7984298708345813560139926659518175648359848607
• The square root of 1998690702085343 is 44706718.7577588051
• The cube root of 1998690702085343 is 125964.6054543791

Scales and comparisons

• 1,998,690,702,085,343 seconds is equal to 63,552,181 years, 50 weeks, 3 days, 2 hours, 22 minutes, 23 seconds.
• To count from 1 to 1,998,690,702,085,343 would take you about one hundred ninety million, six hundred fifty-six thousand, five hundred forty-five 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 1998690702085343 cubic inches would be around 10497.1 feet tall.

Recreational maths with 1998690702085343

• 1998690702085343 backwards is 3435802070968991
• The number of decimal digits it has is: 16
• The sum of 1998690702085343's digits is 74
• More coming soon!