3993879402420

Names of 3993879402420

• Cardinal: 3993879402420 can be written as Three trillion, nine hundred ninety-three billion, eight hundred seventy-nine million, four hundred two thousand, four hundred twenty.

Scientific notation

• Scientific notation: 3.99387940242 × 10¹²

Factors of 3993879402420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 187

Divisors of 3993879402420

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 23 30 46 53 60 69 92 101 106 115 138 159 202 212 230 265 276 303 318 345 404 460 505 530 606 636 690 795 1010 1060 1212 1219 1380 1515 1590 2020 2323 2438 2809 3030 3180 3657 4646 4876 5353 5618 6060 6095 6969 7314 8427 9292 10201 10706 11236 11615 12190 13938 14045 14628 16059 16854 18285 20402 21412 23230 24380 26765 27876 28090 30603 32118 33708 34845 36570 40804 42135 46460 51005 53530 56180 61206 64236 64607 69690 73140 80295 84270 102010 107060 122412 123119 129214 139380 153015 160590 168540 193821 204020 234623 246238 258428 283709 306030 321180 323035 369357 387642 469246 492476 540653 567418 612060 615595 646070 703869 738714 775284 851127 938492 969105 1030301 1081306 1134836 1173115 1231190 1292140 1407738 1418545 1477428 1621959 1702254 1846785 1938210 2060602 2162612 2346230 2462380 2703265 2815476 2837090 3090903 3243918 3404508 3519345 3693570 3876420 4121204 4255635 4692460 5151505 5406530 5674180 6181806 6487836 6525307 7038690 7387140 8109795 8511270 10303010 10813060 12363612 12435019 13050614 14077380 15454515 16219590 17022540 19575921 20606020 23696923 24870038 26101228 28654609 30909030 32439180 32626535 37305057 39151842 47393846 49740076 54605953 57309218 61818060 62175095 65253070 71090769 74610114 78303684 85963827 94787692 97879605 109211906 114618436 118484615 124350190 130506140 142181538 143273045 149220228 163817859 171927654 186525285 195759210 218423812 236969230 248700380 273029765 284363076 286546090 327635718 343855308 355453845 373050570 391518420 429819135 473938460 546059530 573092180 655271436 659056007 710907690 746101140 819089295 859638270 1092119060 1255936919 1318112014 1421815380 1638178590 1719276540 1977168021 2511873838 2636224028 2894115509 3276357180 3295280035 3767810757 3954336042 5023747676 5788231018 6279684595 6590560070 7535621514 7908672084 8682346527 9885840105 11576462036 12559369190 13181120140 14470577545 15071243028 17364693054 18839053785 19771680210 25118738380 28941155090 34729386108 37678107570 39543360420 43411732635 57882310180 66564656707 75356215140 86823465270 133129313414 173646930540 199693970121 266258626828 332823283535 399387940242 665646567070 798775880484 998469850605 1331293134140 1996939701210 3993879402420
• Sum of all divisors σ(n): 12012332984064
• Sum of proper divisors (its aliquot sum) s(n): 8018453581644
• 3993879402420 is an abundant number, because the sum of its proper divisors (8018453581644) is greater than itself. Its abundance is 4024574179224

Bases of 3993879402420

• Binary: 111010000111100101110000110101011110110100₂
• Hexadecimal: 0x3A1E5C357B4
• Base-36: 1EYRGODRO

Squares and roots of 3993879402420

• 3993879402420 squared (3993879402420²) is 15951072681074736301856400
• 3993879402420 cubed (3993879402420³) is 63706660627448755064617319568652488000
• The square root of 3993879402420 is 1998469.2648174501
• The cube root of 3993879402420 is 15865.9098506671

Scales and comparisons

• 3,993,879,402,420 seconds is equal to 126,993 years, 4 days, 1 hour, 7 minutes.
• To count from 1 to 3,993,879,402,420 would take you about three hundred seventeen thousand, four hundred eighty-two 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 3993879402420 cubic inches would be around 1322.2 feet tall.

Recreational maths with 3993879402420

• 3993879402420 backwards is 0242049783993
• 3993879402420 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 3993879402420's digits is 60
• More coming soon!