3999720336128

Names of 3999720336128

• Cardinal: 3999720336128 can be written as Three trillion, nine hundred ninety-nine billion, seven hundred twenty million, three hundred thirty-six thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 3.999720336128 × 10¹²

Factors of 3999720336128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 487

Divisors of 3999720336128

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 8 11 16 22 32 44 64 73 88 121 128 146 176 242 256 292 352 401 484 584 704 802 803 968 1168 1331 1408 1604 1606 1936 2336 2662 2816 3208 3212 3872 4411 4672 5324 6416 6424 7744 8822 8833 9344 10648 12832 12848 15488 17644 17666 18688 21296 25664 25696 29273 30976 35288 35332 42592 48521 51328 51392 58546 70576 70664 85184 97042 97163 102656 102784 117092 141152 141328 160801 170368 194084 194326 205568 234184 282304 282656 321602 322003 340736 388168 388652 468368 533731 564608 565312 643204 644006 776336 777304 936736 1067462 1129216 1130624 1286408 1288012 1552672 1554608 1768811 1873472 2134924 2261248 2572816 2576024 3105344 3109216 3537622 3542033 3746944 4269848 5145632 5152048 6210688 6218432 7075244 7084066 7493888 8539696 10291264 10304096 11738473 12421376 12436864 14150488 14168132 17079392 19456921 20582528 20608192 23476946 24873728 28300976 28336264 34158784 38913842 38962363 41165056 41216384 46953892 56601952 56672528 68317568 77827684 77924726 82432768 93907784 113203904 113345056 129123203 136635136 155655368 155849452 187815568 214026131 226407808 226690112 258246406 311310736 311698904 375631136 428052262 452815616 453380224 516492812 622621472 623397808 751262272 856104524 906760448 1032985624 1245242944 1246795616 1420355233 1502524544 1712209048 2065971248 2490485888 2493591232 2840710466 3005049088 3424418096 4131942496 4980971776 4987182464 5681420932 6848836192 8263884992 9974364928 11362841864 13697672384 15623907563 16527769984 22725683728 27395344768 31247815126 33055539968 45451367456 54790689536 62495630252 90902734912 124991260504 181805469824 249982521008 363610939648 499965042016 999930084032 1999860168064 3999720336128
• Sum of all divisors σ(n): 8924149074288
• Sum of proper divisors (its aliquot sum) s(n): 4924428738160
• 3999720336128 is an abundant number, because the sum of its proper divisors (4924428738160) is greater than itself. Its abundance is 924708402032

Bases of 3999720336128

• Binary: 111010001101000001111010001110101100000000₂
• Hexadecimal: 0x3A341E8EB00
• Base-36: 1F1G27V28

Squares and roots of 3999720336128

• 3999720336128 squared (3999720336128²) is 15997762767235881302032384
• 3999720336128 cubed (3999720336128³) is 63986577072664702586827277222021169152
• The square root of 3999720336128 is 1999930.0828098967
• The cube root of 3999720336128 is 15873.6405621227

Scales and comparisons

• 3,999,720,336,128 seconds is equal to 127,178 years, 38 weeks, 1 day, 10 hours, 42 minutes, 8 seconds.
• To count from 1 to 3,999,720,336,128 would take you about three hundred seventeen thousand, nine hundred forty-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 3999720336128 cubic inches would be around 1322.8 feet tall.

Recreational maths with 3999720336128

• 3999720336128 backwards is 8216330279993
• The number of decimal digits it has is: 13
• The sum of 3999720336128's digits is 62
• More coming soon!