40138984721664

Names of 40138984721664

• Cardinal: 40138984721664 can be written as Forty trillion, one hundred thirty-eight billion, nine hundred eighty-four million, seven hundred twenty-one thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 4.0138984721664 × 10¹³

Factors of 40138984721664

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 55096

Divisors of 40138984721664

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 32 36 46 48 64 69 72 92 96 128 138 144 184 192 207 256 276 288 368 384 414 552 576 736 768 828 1104 1152 1472 1656 2208 2304 2944 3312 4416 5888 6624 8832 13248 17664 26496 26717 28351 52992 53434 56702 80151 85053 106868 113404 160302 170106 213736 226808 240453 255159 320604 340212 427472 453616 480906 510318 614491 641208 652073 680424 854944 907232 961812 1020636 1228982 1282416 1304146 1360848 1709888 1814464 1843473 1923624 1956219 2041272 2457964 2564832 2608292 2721696 3419776 3628928 3686946 3847248 3912438 4082544 4915928 5129664 5216584 5443392 5530419 5868657 6839552 7257856 7373892 7694496 7824876 8165088 9831856 10259328 10433168 10886784 11060838 11737314 14747784 15388992 15649752 16330176 19663712 20518656 20866336 21773568 22121676 23474628 29495568 30777984 31299504 32660352 39327424 41732672 44243352 46949256 58991136 61555968 62599008 65320704 78654848 83465344 88486704 93898512 117982272 125198016 157309696 166930688 176973408 187797024 235964544 250396032 353946816 375594048 471929088 500792064 707893632 751188096 757453667 1415787264 1502376192 1514907334 2272361001 3029814668 4544722002 6059629336 6817083003 9089444004 12119258672 13634166006 17421434341 18178888008 24238517344 27268332012 34842868682 36357776016 48477034688 52264303023 54536664024 69685737364 72715552032 96954069376 104528606046 109073328048 139371474728 145431104064 156792909069 193908138752 209057212092 218146656096 278742949456 290862208128 313585818138 418114424184 436293312192 557485898912 581724416256 627171636276 836228848368 872586624384 1114971797824 1254343272552 1672457696736 1745173248768 2229943595648 2508686545104 3344915393472 4459887191296 5017373090208 6689830786944 10034746180416 13379661573888 20069492360832 40138984721664
• Sum of all divisors σ(n): 120771132797952
• Sum of proper divisors (its aliquot sum) s(n): 80632148076288
• 40138984721664 is an abundant number, because the sum of its proper divisors (80632148076288) is greater than itself. Its abundance is 40493163354624

Bases of 40138984721664

• Binary: 1001001000000110010101111011010000110100000000₂
• Hexadecimal: 0x248195ED0D00
• Base-36: E87LF58G0

Squares and roots of 40138984721664

• 40138984721664 squared (40138984721664²) is 1611138094485976019550928896
• 40138984721664 cubed (40138984721664³) is 64669447359063441492265820314883214802944
• The square root of 40138984721664 is 6335533.4993719353
• The cube root of 40138984721664 is 34239.0832337445

Scales and comparisons

• 40,138,984,721,664 seconds is equal to 1,276,295 years, 28 weeks, 6 days, 10 hours, 14 minutes, 24 seconds.
• To count from 1 to 40,138,984,721,664 would take you about three million, one hundred ninety thousand, seven hundred thirty-eight 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 40138984721664 cubic inches would be around 2853.3 feet tall.

Recreational maths with 40138984721664

• 40138984721664 backwards is 46612748983104
• The number of decimal digits it has is: 14
• The sum of 40138984721664's digits is 63
• More coming soon!