445421858742

Names of 445421858742

• Cardinal: 445421858742 can be written as Four hundred forty-five billion, four hundred twenty-one million, eight hundred fifty-eight thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 4.45421858742 × 10¹¹

Factors of 445421858742

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8232

Divisors of 445421858742

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 53 63 106 126 159 318 371 477 742 954 1113 2226 3339 6678 8167 16334 24501 49002 57169 73503 114338 147006 171507 343014 432851 514521 865702 1029042 1298553 2597106 3029957 3895659 6059914 7791318 9089871 18179742 27269613 54539226 66699889 133399778 200099667 400199334 466899223 600299001 933798446 1200598002 1400697669 2801395338 3535094117 4202093007 7070188234 8404186014 10605282351 21210564702 24745658819 31815847053 49491317638 63631694106 74236976457 148473952914 222710929371 445421858742
• Sum of all divisors σ(n): 1123897344336
• Sum of proper divisors (its aliquot sum) s(n): 678475485594
• 445421858742 is an abundant number, because the sum of its proper divisors (678475485594) is greater than itself. Its abundance is 233053626852

Bases of 445421858742

• Binary: 110011110110101001101100010111110110110₂
• Hexadecimal: 0x67B5362FB6
• Base-36: 5OMGO9TI

Squares and roots of 445421858742

• 445421858742 squared (445421858742²) is 198400632245178201822564
• 445421858742 cubed (445421858742³) is 88371978390235255322827668956254488
• The square root of 445421858742 is 667399.3247988793
• The cube root of 445421858742 is 7637.0184880665

Scales and comparisons

• 445,421,858,742 seconds is equal to 14,163 years, 1 week, 6 days, 14 hours, 5 minutes, 42 seconds.
• To count from 1 to 445,421,858,742 would take you about twenty-eight thousand, three hundred twenty-six 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 445421858742 cubic inches would be around 636.4 feet tall.

Recreational maths with 445421858742

• 445421858742 backwards is 247858124544
• The number of decimal digits it has is: 12
• The sum of 445421858742's digits is 54
• More coming soon!