137428128369

Names of 137428128369

• Cardinal: 137428128369 can be written as One hundred thirty-seven billion, four hundred twenty-eight million, one hundred twenty-eight thousand, three hundred sixty-nine.

Scientific notation

• Scientific notation: 1.37428128369 × 10¹¹

Factors of 137428128369

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 276

Divisors of 137428128369

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 7 9 21 49 63 127 139 147 381 417 441 889 973 1143 1251 2667 2919 6223 6811 8001 8757 16129 17653 18669 19321 20433 48387 52959 56007 57963 61299 112903 123571 135247 145161 158877 173889 338709 370713 405741 790321 864997 946729 1016127 1112139 1217223 2241931 2370963 2453767 2594991 2840187 6725793 7112889 7361301 7784973 8520561 15693517 17176369 20177379 22083903 47080551 51529107 109854619 120234583 141241653 154587321 311628409 329563857 360703749 934885227 988691571 1082111247 2181398863 2804655681 6544196589 15269792041 19632589767 45809376123 137428128369
• Sum of all divisors σ(n): 234435710457
• Sum of proper divisors (its aliquot sum) s(n): 97007582088
• 137428128369 is a deficient number, because the sum of its proper divisors (97007582088) is less than itself. Its deficiency is 40420546281

Bases of 137428128369

• Binary: 1111111111111010110101101001001110001₂
• Hexadecimal: 0x1FFF5AD271
• Base-36: 1R4T5QI9

Squares and roots of 137428128369

• 137428128369 squared (137428128369²) is 18886490467006342600161
• 137428128369 cubed (137428128369³) is 2595535036339642409992119148067409
• 137428128369 is a perfect square number. Its square root is 370713
• The cube root of 137428128369 is 5160.5011277543

Scales and comparisons

• 137,428,128,369 seconds is equal to 4,369 years, 41 weeks, 8 hours, 6 minutes, 9 seconds.
• To count from 1 to 137,428,128,369 would take you about eight thousand, seven hundred thirty-nine 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 137428128369 cubic inches would be around 430 feet tall.

Recreational maths with 137428128369

• 137428128369 backwards is 963821824731
• The number of decimal digits it has is: 12
• The sum of 137428128369's digits is 54
• More coming soon!