38431009845

Names of 38431009845

• Cardinal: 38431009845 can be written as Thirty-eight billion, four hundred thirty-one million, nine thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 3.8431009845 × 10¹⁰

Factors of 38431009845

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 165

Divisors of 38431009845

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 9 15 27 31 43 45 83 93 129 135 155 215 249 279 387 415 465 645 747 837 961 1161 1245 1333 1395 1935 2241 2573 2883 3569 3735 3999 4185 4805 5805 6665 6889 7719 8649 10707 11205 11997 12865 14415 17845 19995 20667 23157 25947 32121 34445 35991 38595 41323 43245 53535 59985 62001 69471 79763 96363 103335 110639 115785 123969 129735 160605 179955 186003 206615 213559 239289 296227 310005 331917 347355 371907 398815 481815 553195 619845 640677 717867 888681 930015 995751 1067795 1115721 1196445 1481135 1659585 1859535 1922031 2153601 2666043 2987253 3203385 3429809 3589335 4443405 4978755 5578605 5766093 6620329 7998129 9183037 9610155 10289427 10768005 13330215 14936265 17149045 19860987 27549111 28830465 30868281 33101645 39990645 45915185 51447135 59582961 82647333 92604843 99304935 137745555 154341405 178748883 247941999 284674147 297914805 413236665 463024215 854022441 893744415 1239709995 1423370735 2562067323 4270112205 7686201969 12810336615 38431009845
• Sum of all divisors σ(n): 73119435840
• Sum of proper divisors (its aliquot sum) s(n): 34688425995
• 38431009845 is a deficient number, because the sum of its proper divisors (34688425995) is less than itself. Its deficiency is 3742583850

Bases of 38431009845

• Binary: 100011110010101010101010110000110101₂
• Hexadecimal: 0x8F2AAAC35
• Base-36: HNKTWZ9

Squares and roots of 38431009845

• 38431009845 squared (38431009845²) is 1476942517706486924025
• 38431009845 cubed (38431009845³) is 56760392438477085797568542026125
• The square root of 38431009845 is 196038.2866814541
• The cube root of 38431009845 is 3374.6385667271

Scales and comparisons

• 38,431,009,845 seconds is equal to 1,221 years, 51 weeks, 2 days, 8 hours, 30 minutes, 45 seconds.
• To count from 1 to 38,431,009,845 would take you about two thousand, four hundred forty-three 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 38431009845 cubic inches would be around 281.2 feet tall.

Recreational maths with 38431009845

• 38431009845 backwards is 54890013483
• 38431009845 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 38431009845's digits is 45
• More coming soon!