3998907394020

Names of 3998907394020

• Cardinal: 3998907394020 can be written as Three trillion, nine hundred ninety-eight billion, nine hundred seven million, three hundred ninety-four thousand and twenty.

Scientific notation

• Scientific notation: 3.99890739402 × 10¹²

Factors of 3998907394020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1962759

Divisors of 3998907394020

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 27 28 30 33 35 36 42 44 45 49 54 55 60 63 66 70 77 84 90 98 99 105 108 110 126 132 135 140 147 154 165 180 189 196 198 210 220 231 245 252 270 294 297 308 315 330 343 378 385 396 420 441 462 490 495 539 540 588 594 630 660 686 693 735 756 770 882 924 945 980 990 1029 1078 1155 1188 1260 1323 1372 1386 1470 1485 1540 1617 1715 1764 1890 1980 2058 2079 2156 2205 2310 2646 2695 2772 2940 2970 3087 3234 3430 3465 3773 3780 4116 4158 4410 4620 4851 5145 5292 5390 5940 6174 6468 6615 6860 6930 7546 8085 8316 8820 9261 9702 10290 10395 10780 11319 12348 13230 13860 14553 15092 15435 16170 18522 18865 19404 20580 20790 22638 24255 26460 29106 30870 32340 33957 37044 37730 41580 45276 46305 48510 56595 58212 61740 67914 72765 75460 92610 97020 101871 113190 135828 145530 169785 185220 203742 226380 291060 339570 407484 509355 679140 1018710 1962731 2037420 3925462 5888193 7850924 9813655 11776386 13739117 17664579 19627310 21590041 23552772 27478234 29440965 35329158 39254620 41217351 43180082 52993737 54956468 58881930 64770123 68695585 70658316 82434702 86360164 88322895 96173819 105987474 107950205 117763860 123652053 129540246 137391170 151130287 164869404 176645790 192347638 194310369 206086755 211974948 215900410 247304106 259080492 264968685 274782340 288521457 302260574 323850615 353291580 370956159 384695276 388620738 412173510 431800820 453390861 480869095 494608212 529937370 577042914 582931107 604521148 618260265 647701230 673216733 741912318 755651435 777241476 824347020 865564371 906781722 961738190 971551845 1057912009 1059874740 1154085828 1165862214 1236520530 1295402460 1346433466 1360172583 1442607285 1483824636 1511302870 1731128742 1813563444 1854780795 1923476380 1943103690 2019650199 2115824018 2266954305 2331724428 2473041060 2596693113 2692866932 2720345166 2885214570 2914655535 3022605740 3173736027 3366083665 3462257484 3709561590 3886207380 4039300398 4080517749 4231648036 4327821855 4533908610 5193386226 5289560045 5440690332 5770429140 5829311070 6058950597 6347472054 6732167330 6800862915 7405384063 7419123180 8078600796 8161035498 8655643710 9067817220 9521208081 10098250995 10386772452 10579120090 11658622140 12117901194 12694944108 12983465565 13464334660 13601725830 14810768126 15868680135 16322070996 17311287420 18176851791 19042416162 20196501990 20402588745 21158240180 22216152189 24235802388 25966931130 27203451660 28563624243 29621536252 30294752985 31737360270 36353703582 37026920315 38084832324 40393003980 40805177490 44432304378 47606040405 51933862260 57127248486 60589505970 63474720540 66648456567 72707407164 74053840630 81610354980 88864608756 90884258955 95212080810 111080760945 114254496972 121179011940 133296913134 142818121215 148107681260 181768517910 190424161620 199945369701 222161521890 266593826268 285636242430 333242282835 363537035820 399890739402 444323043780 571272484860 666484565670 799781478804 999726848505 1332969131340 1999453697010 3998907394020
• Sum of all divisors σ(n): 15827470848000
• Sum of proper divisors (its aliquot sum) s(n): 11828563453980
• 3998907394020 is an abundant number, because the sum of its proper divisors (11828563453980) is greater than itself. Its abundance is 7829656059960

Bases of 3998907394020

• Binary: 111010001100010001011101000110011111100100₂
• Hexadecimal: 0x3A3117467E4
• Base-36: 1F12M7OX0

Squares and roots of 3998907394020

• 3998907394020 squared (3998907394020²) is 15991260345947827531760400
• 3998907394020 cubed (3998907394020³) is 63947569237109590661912389947032808000
• The square root of 3998907394020 is 1999726.8298495171
• The cube root of 3998907394020 is 15872.5650514951

Scales and comparisons

• 3,998,907,394,020 seconds is equal to 127,152 years, 46 weeks, 9 hours, 27 minutes.
• To count from 1 to 3,998,907,394,020 would take you about three hundred seventeen thousand, eight 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 3998907394020 cubic inches would be around 1322.7 feet tall.

Recreational maths with 3998907394020

• 3998907394020 backwards is 0204937098993
• 3998907394020 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 3998907394020's digits is 63
• More coming soon!