138568814560

Names of 138568814560

• Cardinal: 138568814560 can be written as One hundred thirty-eight billion, five hundred sixty-eight million, eight hundred fourteen thousand, five hundred sixty.

Scientific notation

• Scientific notation: 1.3856881456 × 10¹¹

Factors of 138568814560

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 26329

Divisors of 138568814560

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 31 32 40 44 55 62 80 88 97 110 124 155 160 176 194 220 248 310 341 352 388 440 485 496 620 682 776 880 970 992 1067 1240 1364 1552 1705 1760 1940 2134 2480 2728 3007 3104 3410 3880 4268 4960 5335 5456 6014 6820 7760 8536 10670 10912 12028 13640 15035 15520 17072 21340 24056 26183 27280 30070 33077 34144 42680 48112 52366 54560 60140 66154 85360 96224 104732 120280 130915 132308 165385 170720 209464 240560 261830 264616 288013 330770 418928 481120 523660 529232 576026 661540 811673 837856 1047320 1058464 1152052 1323080 1440065 1623346 2094640 2304104 2539751 2646160 2880130 3246692 4058365 4189280 4608208 5079502 5292320 5760260 6493384 8116730 8928403 9216416 10159004 11520520 12698755 12986768 16233460 17856806 20318008 23041040 25397510 25973536 27937261 32466920 35713612 40636016 44642015 46082080 50795020 55874522 64933840 71427224 78732281 81272032 89284030 101590040 111749044 129867680 139686305 142854448 157464562 178568060 203180080 223498088 279372610 285708896 314929124 357136120 393661405 406360160 446996176 558745220 629858248 714272240 787322810 866055091 893992352 1117490440 1259716496 1428544480 1574645620 1732110182 2234980880 2519432992 3149291240 3464220364 4330275455 4469961760 6298582480 6928440728 8660550910 12597164960 13856881456 17321101820 27713762912 34642203640 69284407280 138568814560
• Sum of all divisors σ(n): 372464676864
• Sum of proper divisors (its aliquot sum) s(n): 233895862304
• 138568814560 is an abundant number, because the sum of its proper divisors (233895862304) is greater than itself. Its abundance is 95327047744

Bases of 138568814560

• Binary: 10000001000011010110000100111111100000₂
• Hexadecimal: 0x2043584FE0
• Base-36: 1RNOALLS

Squares and roots of 138568814560

• 138568814560 squared (138568814560²) is 19201316368563667993600
• 138568814560 cubed (138568814560³) is 2660703647183391523758565666816000
• The square root of 138568814560 is 372248.3237840029
• The cube root of 138568814560 is 5174.7396019487

Scales and comparisons

• 138,568,814,560 seconds is equal to 4,406 years, 3 weeks, 17 hours, 22 minutes, 40 seconds.
• To count from 1 to 138,568,814,560 would take you about eight thousand, eight hundred twelve 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 138568814560 cubic inches would be around 431.2 feet tall.

Recreational maths with 138568814560

• 138568814560 backwards is 065418865831
• 138568814560 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138568814560's digits is 55
• More coming soon!