142664921847

Names of 142664921847

• Cardinal: 142664921847 can be written as One hundred forty-two billion, six hundred sixty-four million, nine hundred twenty-one thousand, eight hundred forty-seven.

Scientific notation

• Scientific notation: 1.42664921847 × 10¹¹

Factors of 142664921847

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2102

Divisors of 142664921847

• Number of divisors d(n): 54
• Complete list of divisors:
  1 3 7 9 21 23 63 69 161 207 483 529 1449 1587 2069 3703 4761 6207 11109 14483 18621 33327 43449 47587 130347 142761 333109 428283 999327 1094501 2997981 3283503 4280761 7661507 9850509 12842283 22984521 29965327 38526849 68953563 89895981 98457503 269687943 295372509 689202521 886117527 2067607563 2264522569 6202822689 6793567707 15851657983 20380703121 47554973949 142664921847
• Sum of all divisors σ(n): 246314176472
• Sum of proper divisors (its aliquot sum) s(n): 103649254625
• 142664921847 is a deficient number, because the sum of its proper divisors (103649254625) is less than itself. Its deficiency is 39015667222

Bases of 142664921847

• Binary: 10000100110111011111011111001011110111₂
• Hexadecimal: 0x21377DF2F7
• Base-36: 1TJF0E7R

Squares and roots of 142664921847

• 142664921847 squared (142664921847²) is 20353279925610617891409
• 142664921847 cubed (142664921847³) is 2903699089917352775231244917712423
• The square root of 142664921847 is 377710.1029188921
• The cube root of 142664921847 is 5225.2338818807

Scales and comparisons

• 142,664,921,847 seconds is equal to 4,536 years, 15 weeks, 5 days, 8 hours, 57 minutes, 27 seconds.
• To count from 1 to 142,664,921,847 would take you about nine thousand and seventy-two 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 142664921847 cubic inches would be around 435.4 feet tall.

Recreational maths with 142664921847

• 142664921847 backwards is 748129466241
• The number of decimal digits it has is: 12
• The sum of 142664921847's digits is 54
• More coming soon!