8109354072729

Names of 8109354072729

• Cardinal: 8109354072729 can be written as Eight trillion, one hundred nine billion, three hundred fifty-four million, seventy-two thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 8.109354072729 × 10¹²

Factors of 8109354072729

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 205

Divisors of 8109354072729

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 13 19 21 39 57 91 133 163 247 273 361 399 489 741 1083 1141 1729 2119 2527 3097 3423 4693 5187 6357 6859 7581 9291 14079 14833 20577 21679 26569 32851 40261 44499 48013 58843 65037 79707 89167 98553 120783 144039 176529 185983 267501 281827 345397 411901 504811 557949 624169 764959 845481 1036191 1118017 1235703 1514433 1872507 2294877 2417779 3354051 3533677 4330747 5354713 6562543 7253337 7826119 9591409 10601031 12992241 14534221 16064139 19687629 23478357 28774227 30315229 43602663 45937801 56299711 67139863 82284193 90945687 101739547 124688317 137813403 168899133 182236771 201419589 246852579 305218641 374064951 394097977 546710313 575989351 872818219 1069694509 1182293931 1275657397 1563399667 1727968053 2369078023 2618454657 3209083527 3826972191 4690199001 7107234069 7487861563 10943797669 16583546161 20324195671 22463584689 29704593673 32831393007 49750638483 60972587013 89113781019 142269369697 207932155711 386159717749 426808109091 623796467133 1158479153247 2703118024243 8109354072729
• Sum of all divisors σ(n): 14133573529600
• Sum of proper divisors (its aliquot sum) s(n): 6024219456871
• 8109354072729 is a deficient number, because the sum of its proper divisors (6024219456871) is less than itself. Its deficiency is 2085134615858

Bases of 8109354072729

• Binary: 1110110000000011011001010110011101010011001₂
• Hexadecimal: 0x7601B2B3A99
• Base-36: 2VHDW1CPL

Squares and roots of 8109354072729

• 8109354072729 squared (8109354072729²) is 65761623476886419421507441
• 8109354072729 cubed (8109354072729³) is 533284289171559906731951450809928676489
• The square root of 8109354072729 is 2847692.7630502909
• The cube root of 8109354072729 is 20090.7162994705

Scales and comparisons

• 8,109,354,072,729 seconds is equal to 257,852 years, 19 weeks, 3 days, 17 hours, 32 minutes, 9 seconds.
• To count from 1 to 8,109,354,072,729 would take you about six hundred forty-four thousand, six hundred thirty 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 8109354072729 cubic inches would be around 1674.2 feet tall.

Recreational maths with 8109354072729

• 8109354072729 backwards is 9272704539018
• 8109354072729 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 8109354072729's digits is 57
• More coming soon!