13181263729172

Names of 13181263729172

• Cardinal: 13181263729172 can be written as Thirteen trillion, one hundred eighty-one billion, two hundred sixty-three million, seven hundred twenty-nine thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.3181263729172 × 10¹³

Factors of 13181263729172

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 16302

Divisors of 13181263729172

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 11 14 19 22 28 38 44 49 73 76 77 98 133 146 154 196 209 266 277 292 308 418 511 532 539 554 803 836 931 1022 1078 1108 1387 1463 1606 1862 1939 2044 2156 2774 2926 3047 3212 3577 3724 3878 5263 5548 5621 5852 6094 7154 7756 9709 10241 10526 11242 12188 13573 14308 15257 15913 19418 20221 20482 21052 21329 22484 27146 30514 31826 36841 38836 39347 40442 40964 42658 54292 57893 61028 63652 67963 73682 78694 80884 85316 106799 111391 115786 135926 141547 147364 149303 157388 175043 213598 222431 222782 231572 257887 271852 283094 298606 302347 350086 384199 405251 427196 444862 445564 515774 566188 597212 604694 700172 747593 768398 779737 810502 889724 990829 1031548 1161649 1209388 1225301 1495186 1536796 1557017 1559474 1621004 1981658 2116429 2323298 2450602 2689393 2836757 2990372 3114034 3118948 3325817 3963316 4226189 4232858 4407901 4646596 4901204 5378786 5673514 6228068 6651634 8131543 8452378 8465716 8577107 8815802 10757572 10899119 11347028 12778139 13303268 14815003 16263086 16904756 17154214 17631604 18825751 21798238 22071331 23280719 25556278 29583323 29630006 30855307 32526172 34308428 37651502 43596476 44142662 46561438 48486911 51112556 56920801 59166646 59260012 61710614 75303004 83750119 88285324 89446973 93122876 96973822 113841602 118333292 123421228 154499317 162965033 167500238 178893946 193947644 207083261 215987149 227683204 242784641 308998634 321776773 325930066 335000476 339408377 357787892 414166522 431974298 485569282 586250833 617997268 626128811 643553546 651860132 678816754 828333044 863948596 921251309 971138564 1081495219 1172501666 1252257622 1287107092 1357633508 1699492487 1842502618 2162990438 2252437411 2345003332 2375858639 2504515244 3398984974 3539544503 3685005236 4103755831 4325980876 4504874822 4751717278 6113758687 6448759163 6797969948 7079089006 8207511662 9009749644 9503434556 11896447409 12227517374 12897518326 14158178012 15767061877 16415023324 23792894818 24455034748 24776811521 25795036652 31534123754 42796310809 45141314141 47585789636 49553623042 63068247508 67251345557 85592621618 90282628282 99107246084 134502691114 171185243236 173437680647 180565256564 269005382228 299574175663 346875361294 470759418899 599148351326 693750722588 941518837798 1198296702652 1883037675596 3295315932293 6590631864586 13181263729172
• Sum of all divisors σ(n): 31350177694080
• Sum of proper divisors (its aliquot sum) s(n): 18168913964908
• 13181263729172 is an abundant number, because the sum of its proper divisors (18168913964908) is greater than itself. Its abundance is 4987650235736

Bases of 13181263729172

• Binary: 10111111110100000000100010101101001000010100₂
• Hexadecimal: 0xBFD008AD214
• Base-36: 4O7E03E38

Squares and roots of 13181263729172

• 13181263729172 squared (13181263729172²) is 173745713497985340163805584
• 13181263729172 cubed (13181263729172³) is 2290188071430104141596550941495037296448
• The square root of 13181263729172 is 3630601.0148695767
• The cube root of 13181263729172 is 23622.1278916327

Scales and comparisons

• 13,181,263,729,172 seconds is equal to 419,123 years, 21 weeks, 3 days, 18 hours, 59 minutes, 32 seconds.
• To count from 1 to 13,181,263,729,172 would take you about one million, forty-seven thousand, eight hundred eight 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 13181263729172 cubic inches would be around 1968.5 feet tall.

Recreational maths with 13181263729172

• 13181263729172 backwards is 27192736218131
• The number of decimal digits it has is: 14
• The sum of 13181263729172's digits is 53
• More coming soon!