138465679560

Names of 138465679560

• Cardinal: 138465679560 can be written as One hundred thirty-eight billion, four hundred sixty-five million, six hundred seventy-nine thousand, five hundred sixty.

Scientific notation

• Scientific notation: 1.3846567956 × 10¹¹

Factors of 138465679560

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1049

Divisors of 138465679560

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 195 260 312 367 390 520 659 734 780 1101 1318 1468 1560 1835 1977 2202 2636 2936 3295 3670 3954 4404 4771 5272 5505 6590 7340 7908 8567 8808 9542 9885 11010 13180 14313 14680 15816 17134 19084 19770 22020 23855 25701 26360 28626 34268 38168 39540 42835 44040 47710 51402 57252 68536 71565 79080 85670 95420 102804 114504 128505 134689 143130 171340 190840 205608 241853 257010 269378 286260 342680 404067 483706 514020 538756 572520 673445 725559 808134 967412 1028040 1077512 1209265 1346890 1451118 1616268 1750957 1934824 2020335 2418530 2693780 2902236 3144089 3232536 3501914 3627795 4040670 4837060 5252871 5387560 5804472 6288178 7003828 7255590 8081340 8754785 9432267 9674120 10505742 12576356 14007656 14511180 15720445 16162680 17509570 18864534 21011484 25152712 26264355 29022360 31440890 35019140 37729068 42022968 47161335 52528710 62881780 70038280 75458136 88760051 94322670 105057420 125763560 177520102 188645340 210114840 266280153 355040204 377290680 443800255 532560306 710080408 887600510 1065120612 1153880663 1331400765 1775201020 2130241224 2307761326 2662801530 3461641989 3550402040 4615522652 5325603060 5769403315 6923283978 9231045304 10651206120 11538806630 13846567956 17308209945 23077613260 27693135912 34616419890 46155226520 69232839780 138465679560
• Sum of all divisors σ(n): 449253604800
• Sum of proper divisors (its aliquot sum) s(n): 310787925240
• 138465679560 is an abundant number, because the sum of its proper divisors (310787925240) is greater than itself. Its abundance is 172322245680

Bases of 138465679560

• Binary: 10000000111101001100101001100011001000₂
• Hexadecimal: 0x203D3298C8
• Base-36: 1RLYW24O

Squares and roots of 138465679560

• 138465679560 squared (138465679560²) is 19172744416012601793600
• 138465679560 cubed (138465679560³) is 2654767084593380252874498858816000
• The square root of 138465679560 is 372109.7681598805
• The cube root of 138465679560 is 5173.4554524253

Scales and comparisons

• 138,465,679,560 seconds is equal to 4,402 years, 40 weeks, 4 days, 46 minutes.
• To count from 1 to 138,465,679,560 would take you about eight thousand, eight hundred five 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 138465679560 cubic inches would be around 431.1 feet tall.

Recreational maths with 138465679560

• 138465679560 backwards is 065976564831
• 138465679560 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138465679560's digits is 60
• More coming soon!