142720064840

Names of 142720064840

• Cardinal: 142720064840 can be written as One hundred forty-two billion, seven hundred twenty million, sixty-four thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.4272006484 × 10¹¹

Factors of 142720064840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 21836

Divisors of 142720064840

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 19 20 38 40 76 95 152 190 361 380 463 722 760 926 1444 1805 1852 2315 2888 3610 3704 4630 7220 8797 9260 14440 17594 18520 21347 35188 42694 43985 70376 85388 87970 106735 167143 170776 175940 213470 334286 351880 405593 426940 668572 811186 835715 853880 1337144 1622372 1671430 2027965 3244744 3342860 4055930 6685720 7706267 8111860 9883661 15412534 16223720 19767322 30825068 38531335 39534644 49418305 61650136 77062670 79069288 98836610 154125340 187789559 197673220 308250680 375579118 395346440 751158236 938947795 1502316472 1877895590 3568001621 3755791180 7136003242 7511582360 14272006484 17840008105 28544012968 35680016210 71360032420 142720064840
• Sum of all divisors σ(n): 339658634880
• Sum of proper divisors (its aliquot sum) s(n): 196938570040
• 142720064840 is an abundant number, because the sum of its proper divisors (196938570040) is greater than itself. Its abundance is 54218505200

Bases of 142720064840

• Binary: 10000100111010110001110101110101001000₂
• Hexadecimal: 0x213AC75D48
• Base-36: 1TKBUATK

Squares and roots of 142720064840

• 142720064840 squared (142720064840²) is 20369016907933804225600
• 142720064840 cubed (142720064840³) is 2907067413827368849505497987904000
• The square root of 142720064840 is 377783.0923162125
• The cube root of 142720064840 is 5225.9070160943

Scales and comparisons

• 142,720,064,840 seconds is equal to 4,538 years, 2 weeks, 6 days, 14 hours, 27 minutes, 20 seconds.
• To count from 1 to 142,720,064,840 would take you about nine thousand and seventy-six 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 142720064840 cubic inches would be around 435.5 feet tall.

Recreational maths with 142720064840

• 142720064840 backwards is 048460027241
• 142720064840 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 142720064840's digits is 38
• More coming soon!