12161388805291200

Names of 12161388805291200

• Cardinal: 12161388805291200 can be written as Twelve quadrillion, one hundred sixty-one trillion, three hundred eighty-eight billion, eight hundred five million, two hundred ninety-one thousand, two hundred.

Scientific notation

• Scientific notation: 1.21613888052912 × 10¹⁶

Factors of 12161388805291200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2556633360

Divisors of 12161388805291200

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 64 75 80 96 100 120 150 160 192 200 240 300 320 400 480 600 800 960 991 1200 1600 1982 2400 2973 3964 4800 4955 5946 7928 9910 11892 14865 15856 19820 23784 24775 29730 31712 39640 47568 49550 59460 63424 74325 79280 95136 99100 118920 148650 158560 190272 198200 237840 297300 317120 396400 475680 594600 792800 951360 1189200 1585600 2378400 4756800 2556632359 5113264718 7669897077 10226529436 12783161795 15339794154 20453058872 25566323590 30679588308 38349485385 40906117744 51132647180 61359176616 63915808975 76698970770 81812235488 102265294360 122718353232 127831617950 153397941540 163624470976 191747426925 204530588720 245436706464 255663235900 306795883080 383494853850 409061177440 490873412928 511326471800 613591766160 766989707700 818122354880 1022652943600 1227183532320 1533979415400 2045305887200 2454367064640 2533622667769 3067958830800 4090611774400 5067245335538 6135917661600 7600868003307 10134490671076 12271835323200 12668113338845 15201736006614 20268981342152 25336226677690 30403472013228 38004340016535 40537962684304 50672453355380 60806944026456 63340566694225 76008680033070 81075925368608 101344906710760 121613888052912 126681133388450 152017360066140 162151850737216 190021700082675 202689813421520 243227776105824 253362266776900 304034720132280 380043400165350 405379626843040 486455552211648 506724533553800 608069440264560 760086800330700 810759253686080 1013449067107600 1216138880529120 1520173600661400 2026898134215200 2432277761058240 3040347201322800 4053796268430400 6080694402645600 12161388805291200
• Sum of all divisors σ(n): 39939751634037760
• Sum of proper divisors (its aliquot sum) s(n): 27778362828746560
• 12161388805291200 is an abundant number, because the sum of its proper divisors (27778362828746560) is greater than itself. Its abundance is 15616974023455360

Bases of 12161388805291200

• Binary: 101011001101001011011111111011101101101111110011000000₂
• Hexadecimal: 0x2B34B7FBB6FCC0
• Base-36: 3BQUOW0WZPC

Squares and roots of 12161388805291200

• 12161388805291200 squared (12161388805291200²) is 147899377673462120865116797440000
• 12161388805291200 cubed (12161388805291200³) is 1798661835947577481059100505000190670614528000000
• The square root of 12161388805291200 is 110278686.9947733827
• The cube root of 12161388805291200 is 229964.6373186965

Scales and comparisons

• 12,161,388,805,291,200 seconds is equal to 386,694,546 years, 18 weeks, 6 days, 1 hour, 20 minutes.
• To count from 1 to 12,161,388,805,291,200 would take you about one billion, one hundred sixty million, eighty-three thousand, six hundred thirty-nine 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 12161388805291200 cubic inches would be around 19163.7 feet tall.

Recreational maths with 12161388805291200

• 12161388805291200 backwards is 00219250888316121
• The number of decimal digits it has is: 17
• The sum of 12161388805291200's digits is 57
• More coming soon!