40738817840

Names of 40738817840

• Cardinal: 40738817840 can be written as Forty billion, seven hundred thirty-eight million, eight hundred seventeen thousand, eight hundred forty.

Scientific notation

• Scientific notation: 4.073881784 × 10¹⁰

Factors of 40738817840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 381084

Divisors of 40738817840

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 191 280 382 560 764 955 1337 1528 1910 2674 3056 3820 5348 6685 7640 10696 13370 15280 21392 26740 53480 106960 380879 761758 1523516 1904395 2666153 3047032 3808790 5332306 6094064 7617580 10664612 13330765 15235160 21329224 26661530 30470320 42658448 53323060 72747889 106646120 145495778 213292240 290991556 363739445 509235223 581983112 727478890 1018470446 1163966224 1454957780 2036940892 2546176115 2909915560 4073881784 5092352230 5819831120 8147763568 10184704460 20369408920 40738817840
• Sum of all divisors σ(n): 108815892480
• Sum of proper divisors (its aliquot sum) s(n): 68077074640
• 40738817840 is an abundant number, because the sum of its proper divisors (68077074640) is greater than itself. Its abundance is 27338256800

Bases of 40738817840

• Binary: 100101111100001110010000011100110000₂
• Hexadecimal: 0x97C390730
• Base-36: IPQU90W

Squares and roots of 40738817840

• 40738817840 squared (40738817840²) is 1659651279000702265600
• 40738817840 cubed (40738817840³) is 67612231133132626830353698304000
• The square root of 40738817840 is 201838.5935345369
• The cube root of 40738817840 is 3440.8795817307

Scales and comparisons

• 40,738,817,840 seconds is equal to 1,295 years, 19 weeks, 1 day, 2 hours, 17 minutes, 20 seconds.
• To count from 1 to 40,738,817,840 would take you about two thousand, five hundred ninety 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 40738817840 cubic inches would be around 286.7 feet tall.

Recreational maths with 40738817840

• 40738817840 backwards is 04871883704
• The number of decimal digits it has is: 11
• The sum of 40738817840's digits is 50
• More coming soon!