138885231636864

Names of 138885231636864

• Cardinal: 138885231636864 can be written as One hundred thirty-eight trillion, eight hundred eighty-five billion, two hundred thirty-one million, six hundred thirty-six thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.38885231636864 × 10¹⁴

Factors of 138885231636864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 227043561

Divisors of 138885231636864

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 59 64 72 81 96 108 118 128 144 162 177 192 216 236 288 324 354 384 432 472 531 576 648 708 864 944 1062 1152 1296 1416 1593 1728 1888 2124 2592 2832 3186 3456 3776 4248 4779 5184 5664 6372 7552 8496 9558 10368 11328 12744 16992 19116 22656 25488 33984 38232 50976 67968 76464 101952 152928 203904 305856 611712 227043497 454086994 681130491 908173988 1362260982 1816347976 2043391473 2724521964 3632695952 4086782946 5449043928 6130174419 7265391904 8173565892 10898087856 12260348838 13395566323 14530783808 16347131784 18390523257 21796175712 24520697676 26791132646 29061567616 32694263568 36781046514 40186698969 43592351424 49041395352 53582265292 65388527136 73562093028 80373397938 87184702848 98082790704 107164530584 120560096907 130777054272 147124186056 160746795876 196165581408 214329061168 241120193814 261554108544 294248372112 321493591752 361680290721 392331162816 428658122336 482240387628 588496744224 642987183504 723360581442 784662325632 857316244672 964480775256 1085040872163 1176993488448 1285974367008 1446721162884 1714632489344 1928961550512 2170081744326 2353986976896 2571948734016 2893442325768 3857923101024 4340163488652 5143897468032 5786884651536 7715846202048 8680326977304 11573769303072 15431692404096 17360653954608 23147538606144 34721307909216 46295077212288 69442615818432 138885231636864
• Sum of all divisors σ(n): 420325627847400
• Sum of proper divisors (its aliquot sum) s(n): 281440396210536
• 138885231636864 is an abundant number, because the sum of its proper divisors (281440396210536) is greater than itself. Its abundance is 142555164573672

Bases of 138885231636864

• Binary: 11111100101000010111100111001010111000110000000₂
• Hexadecimal: 0x7E50BCE57180
• Base-36: 1D8AZT0800

Squares and roots of 138885231636864

• 138885231636864 squared (138885231636864²) is 19289107566825368916763754496
• 138885231636864 cubed (138885231636864³) is 2678972172486927500103625565410080319340544
• The square root of 138885231636864 is 11784957.8546918869
• The cube root of 138885231636864 is 51786.7538712795

Scales and comparisons

• 138,885,231,636,864 seconds is equal to 4,416,120 years, 39 weeks, 5 days, 18 hours, 14 minutes, 24 seconds.
• To count from 1 to 138,885,231,636,864 would take you about eleven million, forty thousand, three 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 138885231636864 cubic inches would be around 4315.6 feet tall.

Recreational maths with 138885231636864

• 138885231636864 backwards is 468636132588831
• 138885231636864 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138885231636864's digits is 72
• More coming soon!