161033749120

Names of 161033749120

• Cardinal: 161033749120 can be written as One hundred sixty-one billion, thirty-three million, seven hundred forty-nine thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.6103374912 × 10¹¹

Factors of 161033749120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 13242933

Divisors of 161033749120

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 32 38 40 64 76 80 95 128 152 160 190 304 320 380 608 640 760 1216 1520 2432 3040 6080 12160 13242907 26485814 52971628 66214535 105943256 132429070 211886512 251615233 264858140 423773024 503230466 529716280 847546048 1006460932 1059432560 1258076165 1695092096 2012921864 2118865120 2516152330 4025843728 4237730240 5032304660 8051687456 8475460480 10064609320 16103374912 20129218640 32206749824 40258437280 80516874560 161033749120
• Sum of all divisors σ(n): 405232984800
• Sum of proper divisors (its aliquot sum) s(n): 244199235680
• 161033749120 is an abundant number, because the sum of its proper divisors (244199235680) is greater than itself. Its abundance is 83165486560

Bases of 161033749120

• Binary: 10010101111110010111000000001010000000₂
• Hexadecimal: 0x257E5C0280
• Base-36: 21Z7C41S

Squares and roots of 161033749120

• 161033749120 squared (161033749120²) is 25931868355643100774400
• 161033749120 cubed (161033749120³) is 4175905982995498026363607318528000
• The square root of 161033749120 is 401290.1059333509
• The cube root of 161033749120 is 5440.5019216819

Scales and comparisons

• 161,033,749,120 seconds is equal to 5,120 years, 19 weeks, 3 days, 12 hours, 58 minutes, 40 seconds.
• To count from 1 to 161,033,749,120 would take you about ten thousand, two hundred forty 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 161033749120 cubic inches would be around 453.4 feet tall.

Recreational maths with 161033749120

• 161033749120 backwards is 021947330161
• The number of decimal digits it has is: 12
• The sum of 161033749120's digits is 37
• More coming soon!