38909076129

Names of 38909076129

• Cardinal: 38909076129 can be written as Thirty-eight billion, nine hundred nine million, seventy-six thousand, one hundred twenty-nine.

Scientific notation

• Scientific notation: 3.8909076129 × 10¹⁰

Factors of 38909076129

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5352

Divisors of 38909076129

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 11 21 33 63 77 79 99 139 231 237 417 553 693 711 869 973 1251 1529 1659 2607 2919 4587 4977 5113 6083 7821 8757 10703 10981 13761 15339 18249 32109 32943 35791 46017 54747 56243 76867 96327 98829 107373 120791 168729 230601 322119 362373 393701 403927 506187 691803 710707 845537 1087119 1181103 1211781 2132121 2536611 2827489 3543309 3635343 4443197 4974949 6396363 7609833 7817777 8482467 13329591 14924847 23453331 25447401 31102379 39988773 44774541 54724439 56145853 70359993 93307137 164173317 168437559 279921411 393020971 492519951 505312677 617604383 1179062913 1852813149 3537188739 4323230681 5558439447 12969692043 38909076129
• Sum of all divisors σ(n): 71481446400
• Sum of proper divisors (its aliquot sum) s(n): 32572370271
• 38909076129 is a deficient number, because the sum of its proper divisors (32572370271) is less than itself. Its deficiency is 6336705858

Bases of 38909076129

• Binary: 100100001111001010010110001010100001₂
• Hexadecimal: 0x90F2962A1
• Base-36: HVHGJA9

Squares and roots of 38909076129

• 38909076129 squared (38909076129²) is 1513916205212317624641
• 38909076129 cubed (38909076129³) is 58905080881532853065685115294689
• The square root of 38909076129 is 197253.8367915817
• The cube root of 38909076129 is 3388.5739899919

Scales and comparisons

• 38,909,076,129 seconds is equal to 1,237 years, 9 weeks, 5 days, 12 hours, 42 minutes, 9 seconds.
• To count from 1 to 38,909,076,129 would take you about two thousand, four hundred seventy-four 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 38909076129 cubic inches would be around 282.4 feet tall.

Recreational maths with 38909076129

• 38909076129 backwards is 92167090983
• The number of decimal digits it has is: 11
• The sum of 38909076129's digits is 54
• More coming soon!