138612759948

Names of 138612759948

• Cardinal: 138612759948 can be written as One hundred thirty-eight billion, six hundred twelve million, seven hundred fifty-nine thousand, nine hundred forty-eight.

Scientific notation

• Scientific notation: 1.38612759948 × 10¹¹

Factors of 138612759948

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1118

Divisors of 138612759948

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 108 117 156 234 351 367 468 702 733 734 1101 1404 1466 1468 2199 2202 2932 3303 4398 4404 4771 6597 6606 8796 9529 9542 9909 13194 13212 14313 19058 19084 19791 19818 26388 28587 28626 38116 39582 39636 42939 57174 57252 79164 85761 85878 114348 128817 134689 171522 171756 257283 257634 269011 269378 343044 404067 514566 515268 538022 538756 807033 808134 1029132 1076044 1212201 1614066 1616268 1750957 2421099 2424402 3228132 3497143 3501914 3636603 4842198 4848804 5252871 6994286 7003828 7263297 7273206 9684396 10491429 10505742 13988572 14526594 14546412 15758613 20982858 21011484 29053188 31474287 31517226 41965716 47275839 62948574 63034452 94422861 94551678 98727037 125897148 188845722 189103356 197454074 296181111 377691444 394908148 592362222 888543333 1184724444 1283451481 1777086666 2566902962 2665629999 3554173332 3850354443 5133805924 5331259998 7700708886 10662519996 11551063329 15401417772 23102126658 34653189987 46204253316 69306379974 138612759948
• Sum of all divisors σ(n): 388596804960
• Sum of proper divisors (its aliquot sum) s(n): 249984045012
• 138612759948 is an abundant number, because the sum of its proper divisors (249984045012) is greater than itself. Its abundance is 111371285064

Bases of 138612759948

• Binary: 10000001000101111101101101110110001100₂
• Hexadecimal: 0x2045F6DD8C
• Base-36: 1ROEGI30

Squares and roots of 138612759948

• 138612759948 squared (138612759948²) is 19213497220401872962704
• 138612759948 cubed (138612759948³) is 2663235877973130065068881108979392
• The square root of 138612759948 is 372307.3460838505
• The cube root of 138612759948 is 5175.2865790467

Scales and comparisons

• 138,612,759,948 seconds is equal to 4,407 years, 23 weeks, 5 days, 8 hours, 25 minutes, 48 seconds.
• To count from 1 to 138,612,759,948 would take you about eight thousand, eight hundred fourteen 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 138612759948 cubic inches would be around 431.3 feet tall.

Recreational maths with 138612759948

• 138612759948 backwards is 849957216831
• The number of decimal digits it has is: 12
• The sum of 138612759948's digits is 63
• More coming soon!