138385996500

Names of 138385996500

• Cardinal: 138385996500 can be written as One hundred thirty-eight billion, three hundred eighty-five million, nine hundred ninety-six thousand, five hundred.

Scientific notation

• Scientific notation: 1.383859965 × 10¹¹

Factors of 138385996500

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4559

Divisors of 138385996500

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 19 20 25 30 38 50 57 60 75 76 95 100 114 125 150 190 228 250 285 300 375 380 475 500 570 750 950 1140 1425 1500 1741 1900 2375 2789 2850 3482 4750 5223 5578 5700 6964 7125 8367 8705 9500 10446 11156 13945 14250 16734 17410 20892 26115 27890 28500 33079 33468 34820 41835 43525 52230 52991 55780 66158 69725 83670 87050 99237 104460 105982 130575 132316 139450 158973 165395 167340 174100 198474 209175 211964 217625 261150 264955 278900 317946 330790 348625 396948 418350 435250 496185 522300 529910 635892 652875 661580 697250 794865 826975 836700 870500 992370 1045875 1059820 1305750 1324775 1394500 1589730 1653950 1984740 2091750 2480925 2611500 2649550 3179460 3307900 3974325 4134875 4183500 4855649 4961850 5299100 6623875 7948650 8269750 9711298 9923700 12404625 13247750 14566947 15897300 16539500 19422596 19871625 24278245 24809250 26495500 29133894 39743250 48556490 49618500 58267788 72834735 79486500 92257331 97112980 121391225 145669470 184514662 242782450 276771993 291338940 364173675 369029324 461286655 485564900 553543986 606956125 728347350 922573310 1107087972 1213912250 1383859965 1456694700 1820868375 1845146620 2306433275 2427824500 2767719930 3641736750 4612866550 5535439860 6919299825 7283473500 9225733100 11532166375 13838599650 23064332750 27677199300 34596499125 46128665500 69192998250 138385996500
• Sum of all divisors σ(n): 424585324800
• Sum of proper divisors (its aliquot sum) s(n): 286199328300
• 138385996500 is an abundant number, because the sum of its proper divisors (286199328300) is greater than itself. Its abundance is 147813331800

Bases of 138385996500

• Binary: 10000000111000011100101011101011010100₂
• Hexadecimal: 0x203872BAD4
• Base-36: 1RKNG6AC

Squares and roots of 138385996500

• 138385996500 squared (138385996500²) is 19150684027298012250000
• 138385996500 cubed (138385996500³) is 2650186492774268627685457125000000
• The square root of 138385996500 is 372002.6834580633
• The cube root of 138385996500 is 5172.4628698477

Scales and comparisons

• 138,385,996,500 seconds is equal to 4,400 years, 12 weeks, 5 days, 18 hours, 35 minutes.
• To count from 1 to 138,385,996,500 would take you about eight thousand, eight hundred 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 138385996500 cubic inches would be around 431 feet tall.

Recreational maths with 138385996500

• 138385996500 backwards is 005699583831
• 138385996500 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138385996500's digits is 57
• More coming soon!