745542948920

Names of 745542948920

• Cardinal: 745542948920 can be written as Seven hundred forty-five billion, five hundred forty-two million, nine hundred forty-eight thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 7.4554294892 × 10¹¹

Factors of 745542948920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 242059424

Divisors of 745542948920

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 20 22 28 35 40 44 55 56 70 77 88 110 140 154 220 280 308 385 440 616 770 1540 3080 242059399 484118798 968237596 1210296995 1694415793 1936475192 2420593990 2662653389 3388831586 4841187980 5325306778 6777663172 8472078965 9682375960 10650613556 13313266945 13555326344 16944157930 18638573723 21301227112 26626533890 33888315860 37277147446 53253067780 67776631720 74554294892 93192868615 106506135560 149108589784 186385737230 372771474460 745542948920
• Sum of all divisors σ(n): 2091393216000
• Sum of proper divisors (its aliquot sum) s(n): 1345850267080
• 745542948920 is an abundant number, because the sum of its proper divisors (1345850267080) is greater than itself. Its abundance is 600307318160

Bases of 745542948920

• Binary: 1010110110010101110100101001100000111000₂
• Hexadecimal: 0xAD95D29838
• Base-36: 9IHX0T2W

Squares and roots of 745542948920

• 745542948920 squared (745542948920²) is 555834288684329729166400
• 745542948920 cubed (745542948920³) is 414398334696565773276342789380288000
• The square root of 745542948920 is 863448.2896618651
• The cube root of 745542948920 is 9067.5694177591

Scales and comparisons

• 745,542,948,920 seconds is equal to 23,705 years, 49 weeks, 6 days, 7 hours, 35 minutes, 20 seconds.
• To count from 1 to 745,542,948,920 would take you about forty-seven thousand, four hundred eleven 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 745542948920 cubic inches would be around 755.6 feet tall.

Recreational maths with 745542948920

• 745542948920 backwards is 029849245547
• The number of decimal digits it has is: 12
• The sum of 745542948920's digits is 59
• More coming soon!