642148751618000

Names of 642148751618000

• Cardinal: 642148751618000 can be written as Six hundred forty-two trillion, one hundred forty-eight billion, seven hundred fifty-one million, six hundred eighteen thousand.

Scientific notation

• Scientific notation: 6.42148751618 × 10¹⁴

Factors of 642148751618000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 59447718

Divisors of 642148751618000

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 40 44 50 55 80 88 100 110 125 176 200 220 250 275 400 440 491 500 550 880 982 1000 1100 1375 1964 2000 2200 2455 2750 3928 4400 4910 5401 5500 7856 9820 10802 11000 12275 19640 21604 22000 24550 27005 39280 43208 49100 54010 61375 86416 98200 108020 122750 135025 196400 216040 245500 270050 432080 491000 540100 675125 982000 1080200 1350250 2160400 2700500 5401000 10802000 59447209 118894418 237788836 297236045 475577672 594472090 653919299 951155344 1188944180 1307838598 1486180225 2377888360 2615677196 2972360450 3269596495 4755776720 5231354392 5944720900 6539192990 7430901125 10462708784 11889441800 13078385980 14861802250 16347982475 23778883600 26156771960 29188579619 29723604500 32695964950 52313543920 58377159238 59447209000 65391929900 81739912375 116754318476 118894418000 130783859800 145942898095 163479824750 233508636952 261567719600 291885796190 321074375809 326959649500 467017273904 583771592380 642148751618 653919299000 729714490475 1167543184760 1284297503236 1307838598000 1459428980950 1605371879045 2335086369520 2568595006472 2918857961900 3210743758090 3648572452375 5137190012944 5837715923800 6421487516180 7297144904750 8026859395225 11675431847600 12842975032360 14594289809500 16053718790450 25685950064720 29188579619000 32107437580900 40134296976125 58377159238000 64214875161800 80268593952250 128429750323600 160537187904500 321074375809000 642148751618000
• Sum of all divisors σ(n): 1697321521434240
• Sum of proper divisors (its aliquot sum) s(n): 1055172769816240
• 642148751618000 is an abundant number, because the sum of its proper divisors (1055172769816240) is greater than itself. Its abundance is 413024018198240

Bases of 642148751618000

• Binary: 10010010000000011111101000001110111010111111010000₂
• Hexadecimal: 0x24807E83BAFD0
• Base-36: 6BMF2AX9E8

Squares and roots of 642148751618000

• 642148751618000 squared (642148751618000²) is 412355019204555857617924000000
• 642148751618000 cubed (642148751618000³) is 264793260805621959347499251820801032000000000
• The square root of 642148751618000 is 25340654.1276660813
• The cube root of 642148751618000 is 86273.7245549441

Scales and comparisons

• 642,148,751,618,000 seconds is equal to 20,418,344 years, 1 day, 19 hours, 13 minutes, 20 seconds.
• To count from 1 to 642,148,751,618,000 would take you about fifty-one million, forty-five thousand, eight 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 642148751618000 cubic inches would be around 7189.5 feet tall.

Recreational maths with 642148751618000

• 642148751618000 backwards is 000816157841246
• The number of decimal digits it has is: 15
• The sum of 642148751618000's digits is 53
• More coming soon!