18311972004000

Names of 18311972004000

• Cardinal: 18311972004000 can be written as Eighteen trillion, three hundred eleven billion, nine hundred seventy-two million, four thousand.

Scientific notation

• Scientific notation: 1.8311972004 × 10¹³

Factors of 18311972004000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 46844

Divisors of 18311972004000

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 72 75 80 90 96 100 120 125 144 150 160 180 200 225 240 250 288 300 360 375 400 450 480 500 600 720 750 800 900 1000 1125 1200 1440 1500 1800 2000 2250 2400 3000 3600 4000 4500 6000 7200 9000 12000 17117 18000 29717 34234 36000 51351 59434 68468 85585 89151 102702 118868 136936 148585 154053 171170 178302 205404 237736 256755 267453 273872 297170 308106 342340 356604 410808 427925 445755 475472 513510 534906 547744 594340 616212 684680 713208 742925 770265 821616 855850 891510 950944 1027020 1069812 1188680 1232424 1283775 1337265 1369360 1426416 1485850 1540530 1643232 1711700 1783020 2054040 2139624 2139625 2228775 2377360 2464848 2567550 2674530 2738720 2852832 2971700 3081060 3423400 3566040 3714625 3851325 4108080 4279248 4279250 4457550 4754720 4929696 5135100 5349060 5943400 6162120 6418875 6686325 6846800 7132080 7429250 7702650 8216160 8558496 8558500 8915100 10270200 10698120 11143875 11886800 12324240 12837750 13372650 13693600 14264160 14858500 15405300 17117000 17830200 19256625 20540400 21396240 22287750 23773600 24648480 25675500 26745300 29717000 30810600 33431625 34234000 35660400 38513250 41080800 42792480 44575500 51351000 53490600 59434000 61621200 66863250 68468000 71320800 77026500 89151000 102702000 106981200 118868000 123242400 133726500 154053000 178302000 205404000 213962400 267453000 308106000 356604000 508665889 534906000 616212000 1017331778 1069812000 1525997667 2034663556 2543329445 3051995334 4069327112 4577993001 5086658890 6103990668 7629988335 8138654224 9155986002 10173317780 12207981336 12716647225 15259976670 16277308448 18311972004 20346635560 22889965005 24415962672 25433294450 30519953340 36623944008 38149941675 40693271120 45779930010 48831925344 50866588900 61039906680 63583236125 73247888016 76299883350 81386542240 91559860020 101733177800 114449825025 122079813360 127166472250 146495776032 152599766700 183119720040 190749708375 203466355600 228899650050 244159626720 254332944500 305199533400 366239440080 381499416750 406932711200 457799300100 508665889000 572249125125 610399066800 732478880160 762998833500 915598600200 1017331778000 1144498250250 1220798133600 1525997667000 1831197200400 2034663556000 2288996500500 3051995334000 3662394400800 4577993001000 6103990668000 9155986002000 18311972004000
• Sum of all divisors σ(n): 64995172469136
• Sum of proper divisors (its aliquot sum) s(n): 46683200465136
• 18311972004000 is an abundant number, because the sum of its proper divisors (46683200465136) is greater than itself. Its abundance is 28371228461136

Bases of 18311972004000

• Binary: 100001010011110010110100101100010000010100000₂
• Hexadecimal: 0x10A7969620A0
• Base-36: 6HOEJBVS0

Squares and roots of 18311972004000

• 18311972004000 squared (18311972004000²) is 335328318675279776016000000
• 18311972004000 cubed (18311972004000³) is 6140522783730113625272382656064000000000
• The square root of 18311972004000 is 4279248.9999998831
• The cube root of 18311972004000 is 26357.9545775841

Scales and comparisons

• 18,311,972,004,000 seconds is equal to 582,264 years, 3 weeks, 3 days, 10 hours.
• To count from 1 to 18,311,972,004,000 would take you about one million, four hundred fifty-five thousand, six hundred sixty 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 18311972004000 cubic inches would be around 2196.5 feet tall.

Recreational maths with 18311972004000

• 18311972004000 backwards is 00040027911381
• 18311972004000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18311972004000's digits is 36
• More coming soon!