1985264331840

Names of 1985264331840

• Cardinal: 1985264331840 can be written as One trillion, nine hundred eighty-five billion, two hundred sixty-four million, three hundred thirty-one thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.98526433184 × 10¹²

Factors of 1985264331840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 689327903

Divisors of 1985264331840

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 144 160 180 192 240 288 320 360 480 576 720 960 1440 2880 689327893 1378655786 2067983679 2757311572 3446639465 4135967358 5514623144 6203951037 6893278930 8271934716 10339918395 11029246288 12407902074 13786557860 16543869432 20679836790 22058492576 24815804148 27573115720 31019755185 33087738864 41359673580 44116985152 49631608296 55146231440 62039510370 66175477728 82719347160 99263216592 110292462880 124079020740 132350955456 165438694320 198526433184 220584925760 248158041480 330877388640 397052866368 496316082960 661754777280 992632165920 1985264331840
• Sum of all divisors σ(n): 6828482117964
• Sum of proper divisors (its aliquot sum) s(n): 4843217786124
• 1985264331840 is an abundant number, because the sum of its proper divisors (4843217786124) is greater than itself. Its abundance is 2857953454284

Bases of 1985264331840

• Binary: 11100111000111010111110011010110001000000₂
• Hexadecimal: 0x1CE3AF9AC40
• Base-36: PC0N4I80

Squares and roots of 1985264331840

• 1985264331840 squared (1985264331840²) is 3941274467276121637785600
• 1985264331840 cubed (1985264331840³) is 7824471621874981568024995681173504000
• The square root of 1985264331840 is 1408994.0850975919
• The cube root of 1985264331840 is 12568.1912279761

Scales and comparisons

• 1,985,264,331,840 seconds is equal to 63,125 years, 13 weeks, 5 days, 10 hours, 24 minutes.
• To count from 1 to 1,985,264,331,840 would take you about one hundred fifty-seven thousand, eight hundred thirteen 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 1985264331840 cubic inches would be around 1047.3 feet tall.

Recreational maths with 1985264331840

• 1985264331840 backwards is 0481334625891
• The number of decimal digits it has is: 13
• The sum of 1985264331840's digits is 54
• More coming soon!