3997451728725

Names of 3997451728725

• Cardinal: 3997451728725 can be written as Three trillion, nine hundred ninety-seven billion, four hundred fifty-one million, seven hundred twenty-eight thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 3.997451728725 × 10¹²

Factors of 3997451728725

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 51

Divisors of 3997451728725

• Number of divisors d(n): 324
• Complete list of divisors:
  1 3 5 7 13 15 21 23 25 35 39 49 65 69 75 91 105 115 147 161 169 175 195 245 273 299 325 345 455 483 507 525 529 575 637 735 805 845 897 975 1127 1183 1225 1365 1495 1587 1725 1911 2093 2275 2415 2535 2645 3185 3381 3549 3675 3703 3887 4025 4225 4485 5635 5915 6279 6825 6877 7475 7935 8281 9555 10465 11109 11661 12075 12167 12675 13225 14651 15925 16905 17745 18515 19435 20631 22425 24843 25921 27209 28175 29575 31395 34385 36501 39675 41405 43953 47775 48139 52325 55545 58305 60835 73255 77763 81627 84525 85169 88725 89401 92575 97175 103155 124215 129605 136045 144417 156975 158171 171925 182505 190463 207025 219765 240695 255507 268203 277725 279841 291525 304175 336973 366275 388815 408135 425845 447005 474513 515775 571389 596183 621075 625807 648025 680225 722085 790855 839523 912525 952315 1010919 1098825 1107197 1203475 1277535 1341015 1399205 1684865 1788549 1877421 1944075 1958887 2040675 2056223 2129225 2235025 2372565 2856945 2980915 3129035 3321591 3610425 3637933 3954275 4197615 4380649 4761575 5054595 5535985 5876661 6168669 6387675 6436343 6705075 6996025 7750379 8424325 8942745 9387105 9794435 10281115 10913799 11862825 13141947 13712209 14284725 14393561 14904575 15645175 16607955 18189665 19309029 20988075 21903245 23251137 25272975 25465531 27679925 29383305 30843345 32181715 38751895 41136627 43180683 44713725 45054401 46935525 47293129 48972175 51405575 54568995 65709735 68561045 71967805 76396593 83039775 83672459 90948325 96545145 100754927 109516225 116255685 127327655 135163203 141879387 146916525 154216725 160908575 178258717 193759475 205683135 215903415 225272005 236465645 251017377 272844975 302264781 315380807 328548675 331051903 342805225 359839025 381982965 418362295 482725725 503774635 534776151 581278425 585707213 636638275 675816015 709396935 891293585 946142421 993155709 1028415675 1079517075 1087741967 1126360025 1182328225 1255086885 1511323905 1576904035 1655259515 1757121639 1909914825 2091811475 2317363321 2518873175 2673880755 2928536065 3263225901 3379080075 3546984675 4099950491 4456467925 4730712105 4965778545 5438709835 6275434425 6952089963 7556619525 7614193769 7884520175 8276297575 8785608195 11586816605 12299851473 13369403775 14642680325 16316129505 20499752455 22842581307 23653560525 24828892725 27193549175 34760449815 38070968845 43928040975 53299356383 57934083025 61499257365 81580647525 102498762275 114212906535 159898069149 173802249075 190354844225 266496781915 307496286825 571064532675 799490345745 1332483909575 3997451728725
• Sum of all divisors σ(n): 8703460505376
• Sum of proper divisors (its aliquot sum) s(n): 4706008776651
• 3997451728725 is an abundant number, because the sum of its proper divisors (4706008776651) is greater than itself. Its abundance is 708557047926

Bases of 3997451728725

• Binary: 111010001010111010101100001011011101010101₂
• Hexadecimal: 0x3A2BAB0B755
• Base-36: 1F0EJJQDX

Squares and roots of 3997451728725

• 3997451728725 squared (3997451728725²) is 15979620323486490990125625
• 3997451728725 cubed (3997451728725³) is 63877760886490217127661816561171078125
• The square root of 3997451728725 is 1999362.8306850661
• The cube root of 3997451728725 is 15870.6388631705

Scales and comparisons

• 3,997,451,728,725 seconds is equal to 127,106 years, 31 weeks, 1 day, 9 hours, 58 minutes, 45 seconds.
• To count from 1 to 3,997,451,728,725 would take you about three hundred seventeen thousand, seven hundred sixty-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 3997451728725 cubic inches would be around 1322.6 feet tall.

Recreational maths with 3997451728725

• 3997451728725 backwards is 5278271547993
• 3997451728725 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 3997451728725's digits is 69
• More coming soon!