42640991420049

Names of 42640991420049

• Cardinal: 42640991420049 can be written as Forty-two trillion, six hundred forty billion, nine hundred ninety-one million, four hundred twenty thousand and forty-nine.

Scientific notation

• Scientific notation: 4.2640991420049 × 10¹³

Factors of 42640991420049

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 18003

Divisors of 42640991420049

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 9 11 33 99 121 363 1089 1331 3993 11979 14641 17989 43923 53967 131769 161901 197879 593637 1780911 2176669 6530007 19590021 23943359 71830077 215490231 263376949 323604121 790130847 970812363 2370392541 2912437089 3559645331 10678935993 32036807979 39156098641 117468295923 352404887769 430717085051 1292151255153 3876453765459 4737887935561 14213663806683 42640991420049
• Sum of all divisors σ(n): 67755143269515
• Sum of proper divisors (its aliquot sum) s(n): 25114151849466
• 42640991420049 is a deficient number, because the sum of its proper divisors (25114151849466) is less than itself. Its deficiency is 17526839570583

Bases of 42640991420049

• Binary: 1001101100100000100001001001010111111010010001₂
• Hexadecimal: 0x26C821257E91
• Base-36: F4501C0I9

Squares and roots of 42640991420049

• 42640991420049 squared (42640991420049²) is 1818254149284692433559162401
• 42640991420049 cubed (42640991420049³) is 77532159579117063650050113932671998377649
• 42640991420049 is a perfect square number. Its square root is 6530007
• The cube root of 42640991420049 is 34936.2079974389

Scales and comparisons

• 42,640,991,420,049 seconds is equal to 1,355,851 years, 32 weeks, 5 days, 6 hours, 54 minutes, 9 seconds.
• To count from 1 to 42,640,991,420,049 would take you about three million, three hundred eighty-nine thousand, six hundred twenty-nine 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 42640991420049 cubic inches would be around 2911.4 feet tall.

Recreational maths with 42640991420049

• 42640991420049 backwards is 94002419904624
• The number of decimal digits it has is: 14
• The sum of 42640991420049's digits is 54
• More coming soon!