138646030249972

Names of 138646030249972

• Cardinal: 138646030249972 can be written as One hundred thirty-eight trillion, six hundred forty-six billion, thirty million, two hundred forty-nine thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.38646030249972 × 10¹⁴

Factors of 138646030249972

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 147

Divisors of 138646030249972

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 7 14 28 37 49 74 98 101 148 196 202 259 404 518 707 1036 1369 1414 1813 2738 2828 3626 3737 4949 5476 7252 7474 9583 9898 10201 14948 19166 19796 20402 26159 38332 40804 50653 52318 67081 71407 101306 104636 134162 138269 142814 183113 202612 268324 276538 285628 354571 366226 377437 499849 553076 709142 732452 754874 967883 999698 1418284 1509748 1874161 1935766 1999396 2481997 2642059 3748322 3871532 4963994 5115953 5284118 6775181 7496644 9927988 10231906 10568236 13119127 13550362 13965169 18494413 20463812 26238254 27100724 27930338 35811671 36988826 52476508 55860676 69343957 71623342 73977652 91833889 97756183 138687914 143246684 183667778 189290261 195512366 250681697 277375828 367335556 378580522 391024732 485407699 501363394 516711253 684293281 757161044 970815398 1002726788 1033422506 1325031827 1368586562 1941630796 2066845012 2650063654 2737173124 3397853893 3616978771 5300127308 6795707786 7003739657 7233957542 9275222789 13591415572 14007479314 14467915084 18550445578 19118316361 25318851397 28014958628 37100891156 38236632722 49026177599 50637702794 76473265444 98052355198 101275405588 133828214527 196104710396 267656429054 343183243193 535312858108 686366486386 707377705357 936797501689 1372732972772 1414755410714 1873595003378 2829510821428 3747190006756 4951643937499 9903287874998 19806575749996 34661507562493 69323015124986 138646030249972
• Sum of all divisors σ(n): 292984360929666
• Sum of proper divisors (its aliquot sum) s(n): 154338330679694
• 138646030249972 is an abundant number, because the sum of its proper divisors (154338330679694) is greater than itself. Its abundance is 15692300429722

Bases of 138646030249972

• Binary: 11111100001100100001011011000011110111111110100₂
• Hexadecimal: 0x7E190B61EFF4
• Base-36: 1D593UOCMS

Squares and roots of 138646030249972

• 138646030249972 squared (138646030249972²) is 19222721704076150884806000784
• 138646030249972 cubed (138646030249972³) is 2665154054870135327670662917855213147978048
• The square root of 138646030249972 is 11774804.8922252637
• The cube root of 138646030249972 is 51757.0060916717

Scales and comparisons

• 138,646,030,249,972 seconds is equal to 4,408,514 years, 46 weeks, 6 days, 4 hours, 32 minutes, 52 seconds.
• To count from 1 to 138,646,030,249,972 would take you about eleven million, twenty-one thousand, two hundred eighty-seven 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 138646030249972 cubic inches would be around 4313.1 feet tall.

Recreational maths with 138646030249972

• 138646030249972 backwards is 279942030646831
• The number of decimal digits it has is: 15
• The sum of 138646030249972's digits is 64
• More coming soon!