3981728690325

Names of 3981728690325

• Cardinal: 3981728690325 can be written as Three trillion, nine hundred eighty-one billion, seven hundred twenty-eight million, six hundred ninety thousand, three hundred twenty-five.

Scientific notation

• Scientific notation: 3.981728690325 × 10¹²

Factors of 3981728690325

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 86

Divisors of 3981728690325

• Number of divisors d(n): 312
• Complete list of divisors:
  1 3 5 9 15 17 25 27 45 51 61 75 81 85 135 153 183 225 243 255 289 305 405 425 459 549 675 729 765 867 915 1037 1215 1275 1377 1445 1525 1647 2025 2187 2295 2601 2745 3111 3645 3825 4131 4335 4575 4913 4941 5185 6075 6561 6885 7225 7803 8235 9333 10935 11475 12393 13005 13725 14739 14823 15555 17629 18225 19683 20655 21675 23409 24565 24705 25925 27999 32805 34425 37179 39015 41175 44217 44469 46665 52887 54675 59049 61965 65025 70227 73695 74115 77775 83997 88145 98415 103275 111537 117045 122825 123525 132651 133407 139995 158661 164025 177147 185895 195075 210681 221085 222345 233325 251991 264435 295245 299693 309825 334611 351135 368475 370575 397953 400221 419985 440725 475983 492075 531441 557685 585225 632043 663255 667035 699975 755973 793305 885735 899079 929475 1003833 1053405 1105425 1111725 1193859 1200663 1259955 1322175 1427949 1476225 1498465 1673055 1755675 1896129 1989765 2001105 2099925 2267919 2379915 2657205 2697237 2788425 3011499 3160215 3316275 3335175 3581577 3601989 3779865 3966525 4283847 4428675 4495395 5019165 5267025 5688387 5969295 6003315 6299775 6803757 7139745 7492325 8091711 8365275 9034497 9480645 9948825 10005525 10744731 10805967 11339595 11899575 12851541 13286025 13486185 15057495 15801075 17065161 17907885 18009945 18899325 20411271 21419235 22476975 24275133 25095825 28441935 29846475 30016575 32234193 32417901 34018785 35698725 38554623 40458555 45172485 47403225 51195483 53723655 54029835 56697975 61233813 64257705 67430925 72825399 75287475 85325805 89539425 90049725 96702579 102056355 107096175 115663869 121375665 142209675 153586449 161170965 162089505 170093925 183701439 192773115 202292775 218476197 225862425 255977415 268618275 270149175 290107737 306169065 321288525 346991607 364126995 426629025 483512895 510281775 551104317 578319345 606878325 655428591 767932245 805854825 810447525 870323211 918507195 963865575 1040974821 1092380985 1279887075 1450538685 1530845325 1734958035 1820634975 1966285773 2417564475 2610969633 2755521585 2891596725 3122924463 3277142955 3839661225 4351616055 4592535975 5204874105 5461904925 5898857319 7252693425 8674790175 9368773389 9831428865 13054848165 13777607925 15614622315 16385714775 17696571957 21758080275 26024370525 29494286595 46843866945 49157144325 53089715871 65274240825 78073111575 88482859785 147471432975 159269147613 234219334725 265448579355 442414298925 796345738065 1327242896775 3981728690325
• Sum of all divisors σ(n): 7997788767240
• Sum of proper divisors (its aliquot sum) s(n): 4016060076915
• 3981728690325 is an abundant number, because the sum of its proper divisors (4016060076915) is greater than itself. Its abundance is 34331386590

Bases of 3981728690325

• Binary: 111001111100010001100001100011000010010101₂
• Hexadecimal: 0x39F11863095
• Base-36: 1ET6IGGB9

Squares and roots of 3981728690325

• 3981728690325 squared (3981728690325²) is 15854163363357239748605625
• 3981728690325 cubed (3981728690325³) is 63126977124979019319322507476178078125
• The square root of 3981728690325 is 1995426.9443718053
• The cube root of 3981728690325 is 15849.8037111761

Scales and comparisons

• 3,981,728,690,325 seconds is equal to 126,606 years, 34 weeks, 19 hours, 18 minutes, 45 seconds.
• To count from 1 to 3,981,728,690,325 would take you about three hundred sixteen thousand, five hundred sixteen 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 3981728690325 cubic inches would be around 1320.8 feet tall.

Recreational maths with 3981728690325

• 3981728690325 backwards is 5230968271893
• The number of decimal digits it has is: 13
• The sum of 3981728690325's digits is 63
• More coming soon!