640049488416

Names of 640049488416

• Cardinal: 640049488416 can be written as Six hundred forty billion, forty-nine million, four hundred eighty-eight thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 6.40049488416 × 10¹¹

Factors of 640049488416

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 6331625

Divisors of 640049488416

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 72 78 81 96 104 108 117 144 156 162 208 216 234 243 288 312 324 351 416 432 468 486 624 648 702 864 936 972 1053 1248 1296 1404 1872 1944 2106 2592 2808 3159 3744 3888 4212 5616 6318 7776 8424 11232 12636 16848 25272 33696 50544 101088 6331607 12663214 18994821 25326428 37989642 50652856 56984463 75979284 82310891 101305712 113968926 151958568 164621782 170953389 202611424 227937852 246932673 303917136 329243564 341906778 455875704 493865346 512860167 607834272 658487128 683813556 740798019 911751408 987730692 1025720334 1316974256 1367627112 1481596038 1538580501 1823502816 1975461384 2051440668 2222394057 2633948512 2735254224 2963192076 3077161002 3950922768 4102881336 4444788114 5470508448 5926384152 6154322004 6667182171 7901845536 8205762672 8889576228 11852768304 12308644008 13334364342 16411525344 17779152456 20001546513 23705536608 24617288016 26668728684 35558304912 40003093026 49234576032 53337457368 71116609824 80006186052 106674914736 160012372104 213349829472 320024744208 640049488416
• Sum of all divisors σ(n): 2032750085184
• Sum of proper divisors (its aliquot sum) s(n): 1392700596768
• 640049488416 is an abundant number, because the sum of its proper divisors (1392700596768) is greater than itself. Its abundance is 752651108352

Bases of 640049488416

• Binary: 1001010100000101111011000010001000100000₂
• Hexadecimal: 0x9505EC2220
• Base-36: 8618XU00

Squares and roots of 640049488416

• 640049488416 squared (640049488416²) is 409663347621583318189056
• 640049488416 cubed (640049488416³) is 262204816067980373166825040369975296
• The square root of 640049488416 is 800030.9296620975
• The cube root of 640049488416 is 8617.9608784863

Scales and comparisons

• 640,049,488,416 seconds is equal to 20,351 years, 30 weeks, 6 days, 4 hours, 33 minutes, 36 seconds.
• To count from 1 to 640,049,488,416 would take you about forty thousand, seven hundred three 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 640049488416 cubic inches would be around 718.2 feet tall.

Recreational maths with 640049488416

• 640049488416 backwards is 614884940046
• 640049488416 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 640049488416's digits is 54
• More coming soon!