12181020389760

Names of 12181020389760

• Cardinal: 12181020389760 can be written as Twelve trillion, one hundred eighty-one billion, twenty million, three hundred eighty-nine thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 1.218102038976 × 10¹³

Factors of 12181020389760

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 58204536

Divisors of 12181020389760

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 109 120 128 160 192 218 240 320 327 384 436 480 545 640 654 872 960 1090 1308 1635 1744 1920 2180 2616 3270 3488 4360 5232 6540 6976 8720 10464 13080 13952 17440 20928 26160 34880 41856 52320 69760 104640 209280 58204417 116408834 174613251 232817668 291022085 349226502 465635336 582044170 698453004 873066255 931270672 1164088340 1396906008 1746132510 1862541344 2328176680 2793812016 3492265020 3725082688 4656353360 5587624032 6344281453 6984530040 7450165376 9312706720 11175248064 12688562906 13969060080 18625413440 19032844359 22350496128 25377125812 27938120160 31721407265 37250826880 38065688718 50754251624 55876240320 63442814530 76131377436 95164221795 101508503248 111752480640 126885629060 152262754872 190328443590 203017006496 253771258120 304525509744 380656887180 406034012992 507542516240 609051019488 761313774360 812068025984 1015085032480 1218102038976 1522627548720 2030170064960 2436204077952 3045255097440 4060340129920 6090510194880 12181020389760
• Sum of all divisors σ(n): 39183214197600
• Sum of proper divisors (its aliquot sum) s(n): 27002193807840
• 12181020389760 is an abundant number, because the sum of its proper divisors (27002193807840) is greater than itself. Its abundance is 14821173418080

Bases of 12181020389760

• Binary: 10110001010000011101011001001011000110000000₂
• Hexadecimal: 0xB141D64B180
• Base-36: 4BFVT19XC

Squares and roots of 12181020389760

• 12181020389760 squared (12181020389760²) is 148377257735748862312857600
• 12181020389760 cubed (12181020389760³) is 1807386401855831581895641257811378176000
• The square root of 12181020389760 is 3490131.8585062085
• The cube root of 12181020389760 is 23008.8311328523

Scales and comparisons

• 12,181,020,389,760 seconds is equal to 387,318 years, 40 weeks, 6 hours, 56 minutes.
• To count from 1 to 12,181,020,389,760 would take you about nine hundred sixty-eight thousand, two hundred ninety-six 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 12181020389760 cubic inches would be around 1917.4 feet tall.

Recreational maths with 12181020389760

• 12181020389760 backwards is 06798302018121
• 12181020389760 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12181020389760's digits is 48
• More coming soon!