138954420921400

Names of 138954420921400

• Cardinal: 138954420921400 can be written as One hundred thirty-eight trillion, nine hundred fifty-four billion, four hundred twenty million, nine hundred twenty-one thousand, four hundred.

Scientific notation

• Scientific notation: 1.389544209214 × 10¹⁴

Factors of 138954420921400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3584

Divisors of 138954420921400

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 23 25 28 35 40 46 49 50 56 70 92 98 100 115 140 161 175 184 196 200 230 245 280 322 343 350 392 460 490 575 644 686 700 805 920 980 1127 1150 1225 1288 1372 1400 1610 1715 1960 2254 2300 2401 2450 2744 3220 3430 3547 4025 4508 4600 4802 4900 5635 6440 6860 7094 7889 8050 8575 9016 9604 9800 11270 12005 13720 14188 15778 16100 17150 17735 19208 22540 24010 24829 28175 28376 31556 32200 34300 35470 39445 45080 48020 49658 55223 56350 60025 63112 68600 70940 78890 81581 88675 96040 99316 110446 112700 120050 124145 141880 157780 163162 173803 177350 197225 198632 220892 225400 240100 248290 276115 315560 326324 347606 354700 394450 407905 441784 480200 496580 552230 571067 620725 652648 695212 709400 788900 815810 869015 993160 1104460 1142134 1216621 1241450 1380575 1390424 1577800 1631620 1738030 2039525 2208920 2284268 2433242 2482900 2761150 2855335 3263240 3476060 3997469 4079050 4345075 4568536 4866484 4965800 5522300 5710670 6083105 6952120 7994938 8158100 8516347 8690150 9732968 11044600 11421340 12166210 12581209 14276675 15989876 16316200 17032694 17380300 19987345 22842680 24332420 25162418 27982283 28553350 30415525 31979752 34065388 34760600 39974690 42581735 48664840 50324836 55964566 57106700 60831050 62906045 68130776 79949380 85163470 88068463 99936725 100649672 111929132 114213400 121662100 125812090 139911415 159898760 170326940 176136926 195875981 199873450 212908675 223858264 243324200 251624180 279822830 289367807 314530225 340653880 352273852 391751962 399746900 425817350 440342315 503248360 559645660 578735614 616479241 629060450 699557075 704547704 783503924 799493800 851634700 880684630 979379905 1119291320 1157471228 1232958482 1258120900 1399114150 1446839035 1567007848 1703269400 1761369260 1958759810 2025574649 2201711575 2314942456 2465916964 2516241800 2798228300 2893678070 3082396205 3522738520 3917519620 4051149298 4315354687 4403423150 4896899525 4931833928 5596456600 5787356140 6164792410 7234195175 7835039240 8102298596 8630709374 8806846300 9793799050 10127873245 11574712280 12329584820 14179022543 14468390350 15411981025 16204597192 17261418748 17613692600 19587598100 20255746490 21576773435 24659169640 28358045086 28936780700 30207482809 30823962050 34522837496 39175196200 40511492980 43153546870 50639366225 56716090172 57873561400 60414965618 61647924100 70895112715 81022985960 86307093740 99253157801 101278732450 107883867175 113432180344 120829931236 123295848200 141790225430 151037414045 172614187480 198506315602 202557464900 215767734350 241659862472 283580450860 302074828090 354475563575 397012631204 405114929800 431535468700 496265789005 567160901720 604149656180 694772104607 708951127150 755187070225 794025262408 863070937400 992531578010 1208299312360 1389544209214 1417902254300 1510374140450 1985063156020 2481328945025 2779088418428 2835804508600 3020748280900 3473860523035 3970126312040 4962657890050 5558176836856 6041496561800 6947721046070 9925315780100 13895442092140 17369302615175 19850631560200 27790884184280 34738605230350 69477210460700 138954420921400
• Sum of all divisors σ(n): 393388932624120
• Sum of proper divisors (its aliquot sum) s(n): 254434511702720
• 138954420921400 is an abundant number, because the sum of its proper divisors (254434511702720) is greater than itself. Its abundance is 115480090781320

Bases of 138954420921400

• Binary: 11111100110000011011000111001100010010000111000₂
• Hexadecimal: 0x7E60D8E62438
• Base-36: 1D96S2IPMG

Squares and roots of 138954420921400

• 138954420921400 squared (138954420921400²) is 19308331093601606024977960000
• 138954420921400 cubed (138954420921400³) is 2682977966070073145913837735997892344000000
• The square root of 138954420921400 is 11787892.9805712097
• The cube root of 138954420921400 is 51795.3520823547

Scales and comparisons

• 138,954,420,921,400 seconds is equal to 4,418,320 years, 40 weeks, 15 hours, 56 minutes, 40 seconds.
• To count from 1 to 138,954,420,921,400 would take you about eleven million, forty-five thousand, eight hundred one 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 138954420921400 cubic inches would be around 4316.3 feet tall.

Recreational maths with 138954420921400

• 138954420921400 backwards is 004129024459831
• The number of decimal digits it has is: 15
• The sum of 138954420921400's digits is 52
• More coming soon!