12801787489293120

Names of 12801787489293120

• Cardinal: 12801787489293120 can be written as Twelve quadrillion, eight hundred one trillion, seven hundred eighty-seven billion, four hundred eighty-nine million, two hundred ninety-three thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.280178748929312 × 10¹⁶

Factors of 12801787489293120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 44010545660

Divisors of 12801787489293120

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 101 120 144 160 180 192 202 240 288 303 320 360 404 480 505 576 606 720 808 909 960 1010 1212 1440 1515 1616 1818 2020 2424 2880 3030 3232 3636 4040 4545 4848 6060 6464 7272 8080 9090 9696 12120 14544 16160 18180 19392 24240 29088 32320 36360 48480 58176 72720 96960 145440 290880 44010545549 88021091098 132031636647 176042182196 220052727745 264063273294 352084364392 396094909941 440105455490 528126546588 660158183235 704168728784 792189819882 880210910980 1056253093176 1320316366470 1408337457568 1584379639764 1760421821960 1980474549705 2112506186352 2640632732940 2816674915136 3168759279528 3520843643920 3960949099410 4225012372704 4445065100449 5281265465880 6337518559056 7041687287840 7921898198820 8450024745408 8890130200898 10562530931760 12675037118112 13335195301347 14083374575680 15843796397640 17780260401796 21125061863520 22225325502245 25350074236224 26670390602694 31687592795280 35560520803592 40005585904041 42250123727040 44450651004490 53340781205388 63375185590560 66675976506735 71121041607184 80011171808082 88901302008980 106681562410776 126750371181120 133351953013470 142242083214368 160022343616164 177802604017960 200027929520205 213363124821552 266703906026940 284484166428736 320044687232328 355605208035920 400055859040410 426726249643104 533407812053880 640089374464656 711210416071840 800111718080820 853452499286208 1066815624107760 1280178748929312 1422420832143680 1600223436161640 2133631248215520 2560357497858624 3200446872323280 4267262496431040 6400893744646560 12801787489293120
• Sum of all divisors σ(n): 44468783350266600
• Sum of proper divisors (its aliquot sum) s(n): 31666995860973480
• 12801787489293120 is an abundant number, because the sum of its proper divisors (31666995860973480) is greater than itself. Its abundance is 18865208371680360

Bases of 12801787489293120

• Binary: 101101011110110010100001101011110010100001001101000000₂
• Hexadecimal: 0x2D7B286BCA1340
• Base-36: 3I1URZERM80

Squares and roots of 12801787489293120

• 12801787489293120 squared (12801787489293120²) is 163885762921021845018637279334400
• 12801787489293120 cubed (12801787489293120³) is 2098030709435595745482697617623983126640099328000
• The square root of 12801787489293120 is 113144984.3753275701
• The cube root of 12801787489293120 is 233932.3074052011

Scales and comparisons

• 12,801,787,489,293,120 seconds is equal to 407,057,243 years, 32 weeks, 5 days, 15 hours, 12 minutes.
• To count from 1 to 12,801,787,489,293,120 would take you about one billion, two hundred twenty-one million, one hundred seventy-one thousand, seven hundred thirty 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 12801787489293120 cubic inches would be around 19494.4 feet tall.

Recreational maths with 12801787489293120

• 12801787489293120 backwards is 02139298478710821
• 12801787489293120 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 12801787489293120's digits is 72
• More coming soon!