138308732775

Names of 138308732775

• Cardinal: 138308732775 can be written as One hundred thirty-eight billion, three hundred eight million, seven hundred thirty-two thousand, seven hundred seventy-five.

Scientific notation

• Scientific notation: 1.38308732775 × 10¹¹

Factors of 138308732775

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 173

Divisors of 138308732775

• Number of divisors d(n): 162
• Complete list of divisors:
  1 3 5 9 15 25 31 45 61 73 75 93 155 183 219 225 279 305 365 465 549 657 775 915 1095 1395 1525 1825 1891 2263 2325 2745 3285 3721 4453 4575 5329 5475 5673 6789 6975 9455 11163 11315 13359 13725 15987 16425 17019 18605 20367 22265 26645 28365 33489 33945 40077 47275 47961 55815 56575 66795 79935 85095 93025 101835 111325 115351 133225 138043 141825 165199 167445 169725 200385 239805 271633 279075 325069 333975 346053 399675 414129 425475 495597 509175 576755 690215 814899 825995 837225 975207 1001925 1038159 1199025 1242387 1358165 1486791 1625345 1730265 2070645 2444697 2477985 2883775 2925621 3451075 4074495 4129975 4876035 5190795 6211935 6790825 7433955 8126725 8420623 8651325 10077139 10353225 12223485 12389925 14628105 19829209 20372475 24380175 25261869 25953975 30231417 31059675 37169775 42103115 50385695 59487627 61117425 73140525 75785607 90694251 99146045 126309345 151157085 178462881 210515575 251928475 297438135 378928035 453471255 495730225 614705479 631546725 755785425 892314405 1487190675 1844116437 1894640175 2267356275 3073527395 4461572025 5532349311 9220582185 15367636975 27661746555 46102910925 138308732775
• Sum of all divisors σ(n): 263588423904
• Sum of proper divisors (its aliquot sum) s(n): 125279691129
• 138308732775 is a deficient number, because the sum of its proper divisors (125279691129) is less than itself. Its deficiency is 13029041646

Bases of 138308732775

• Binary: 10000000110011110101111100011101100111₂
• Hexadecimal: 0x2033D7C767
• Base-36: 1RJDG57R

Squares and roots of 138308732775

• 138308732775 squared (138308732775²) is 19129305561826359200625
• 138308732775 cubed (138308732775³) is 2645750011121963155630405737984375
• The square root of 138308732775 is 371898.8206152313
• The cube root of 138308732775 is 5171.5000601263

Scales and comparisons

• 138,308,732,775 seconds is equal to 4,397 years, 41 weeks, 12 hours, 26 minutes, 15 seconds.
• To count from 1 to 138,308,732,775 would take you about eight thousand, seven hundred ninety-five 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 138308732775 cubic inches would be around 431 feet tall.

Recreational maths with 138308732775

• 138308732775 backwards is 577237803831
• The number of decimal digits it has is: 12
• The sum of 138308732775's digits is 54
• More coming soon!