745320020788128

Names of 745320020788128

• Cardinal: 745320020788128 can be written as Seven hundred forty-five trillion, three hundred twenty billion, twenty million, seven hundred eighty-eight thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 7.45320020788128 × 10¹⁴

Factors of 745320020788128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 337554357269

Divisors of 745320020788128

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 32 46 48 69 92 96 138 184 276 368 552 736 1104 2208 337554357241 675108714482 1012663071723 1350217428964 2025326143446 2700434857928 4050652286892 5400869715856 7763750216543 8101304573784 10801739431712 15527500433086 16202609147568 23291250649629 31055000866172 32405218295136 46582501299258 62110001732344 93165002598516 124220003464688 186330005197032 248440006929376 372660010394064 745320020788128
• Sum of all divisors σ(n): 2041528752599616
• Sum of proper divisors (its aliquot sum) s(n): 1296208731811488
• 745320020788128 is an abundant number, because the sum of its proper divisors (1296208731811488) is greater than itself. Its abundance is 550888711023360

Bases of 745320020788128

• Binary: 10101001011101110101010111000101010100001110100000₂
• Hexadecimal: 0x2A5DD571543A0
• Base-36: 7C6ZAGS8TC

Squares and roots of 745320020788128

• 745320020788128 squared (745320020788128²) is 555501933387615554066265744384
• 745320020788128 cubed (745320020788128³) is 414026712540302920265894937324735656269873152
• The square root of 745320020788128 is 27300549.8257476125
• The cube root of 745320020788128 is 90666.6554949997

Scales and comparisons

• 745,320,020,788,128 seconds is equal to 23,698,871 years, 12 weeks, 1 day, 11 hours, 48 minutes, 48 seconds.
• To count from 1 to 745,320,020,788,128 would take you about fifty-nine million, two hundred forty-seven thousand, one hundred seventy-eight 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 745320020788128 cubic inches would be around 7555.6 feet tall.

Recreational maths with 745320020788128

• 745320020788128 backwards is 821887020023547
• The number of decimal digits it has is: 15
• The sum of 745320020788128's digits is 57
• More coming soon!