1021845438397

Names of 1021845438397

• Cardinal: 1021845438397 can be written as One trillion, twenty-one billion, eight hundred forty-five million, four hundred thirty-eight thousand, three hundred ninety-seven.

Scientific notation

• Scientific notation: 1.021845438397 × 10¹²

Factors of 1021845438397

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 189

Divisors of 1021845438397

• Number of divisors d(n): 108
• Complete list of divisors:
  1 7 19 23 37 103 133 161 259 437 529 703 721 851 1369 1957 2369 3059 3703 3811 4921 5957 9583 10051 10609 13699 16169 16583 19573 26011 26677 31487 45011 54487 70357 72409 74263 87653 113183 137011 141007 182077 201571 220409 244007 315077 371887 381409 392533 506863 598253 613571 724201 987049 1035253 1410997 1665407 1708049 2016019 2603209 2679133 2747731 3243161 4187771 4636133 5069407 5612161 7246771 7458127 9028259 11657849 13759819 14112133 14523721 18753931 22702127 32452931 38304361 39285127 52206889 61620059 63197813 74592703 96318733 101666047 106631059 171536921 207649957 268130527 275950699 334045583 431340413 522148921 746417413 1200758447 1417261357 1453549699 1931654893 2338319081 3945349183 6346866077 7683048409 9920829499 27617444281 44428062539 53781338863 145977919771 1021845438397
• Sum of all divisors σ(n): 1333675939680
• Sum of proper divisors (its aliquot sum) s(n): 311830501283
• 1021845438397 is a deficient number, because the sum of its proper divisors (311830501283) is less than itself. Its deficiency is 710014937114

Bases of 1021845438397

• Binary: 1110110111101010101110111111111110111101₂
• Hexadecimal: 0xEDEABBFFBD
• Base-36: D1FGE2F1

Squares and roots of 1021845438397

• 1021845438397 squared (1021845438397²) is 1044168099972757121929609
• 1021845438397 cubed (1021845438397³) is 1066978409876824525014965291179796773
• The square root of 1021845438397 is 1010863.7091106793
• The cube root of 1021845438397 is 10072.2942230465

Scales and comparisons

• 1,021,845,438,397 seconds is equal to 32,491 years, 27 weeks, 1 day, 19 hours, 6 minutes, 37 seconds.
• To count from 1 to 1,021,845,438,397 would take you about eighty-one thousand, two hundred twenty-eight 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 1021845438397 cubic inches would be around 839.4 feet tall.

Recreational maths with 1021845438397

• 1021845438397 backwards is 7938345481201
• The number of decimal digits it has is: 13
• The sum of 1021845438397's digits is 55
• More coming soon!