3742990405

Names of 3742990405

• Cardinal: 3742990405 can be written as Three billion, seven hundred forty-two million, nine hundred ninety thousand, four hundred five.

Scientific notation

• Scientific notation: 3.742990405 × 10⁹

Factors of 3742990405

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 480

Divisors of 3742990405

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 7 11 19 35 55 77 95 121 133 181 209 257 385 605 665 847 905 1045 1267 1285 1463 1799 1991 2299 2827 3439 4235 4883 6335 7315 8995 9955 11495 13937 14135 16093 17195 19789 21901 24073 24415 31097 34181 37829 46517 53713 69685 80465 98945 109505 120365 153307 155485 170905 189145 217679 232585 264803 268565 325619 375991 416119 511687 590843 766535 883823 1088395 1324015 1628095 1879955 2080595 2558435 2912833 2954215 3581809 4135901 4419115 5628557 6186761 9722053 14564165 17909045 20679505 28142785 30933805 39399899 48610265 68054371 106942583 196999495 340271855 534712915 748598081 3742990405
• Sum of all divisors σ(n): 5995342080
• Sum of proper divisors (its aliquot sum) s(n): 2252351675
• 3742990405 is a deficient number, because the sum of its proper divisors (2252351675) is less than itself. Its deficiency is 1490638730

Bases of 3742990405

• Binary: 11011111000110011000000001000101₂
• Hexadecimal: 0xDF198045
• Base-36: 1PWH9VP

Squares and roots of 3742990405

• 3742990405 squared (3742990405²) is 14009977171922064025
• 3742990405 cubed (3742990405³) is 52439210128773321053370680125
• The square root of 3742990405 is 61179.9836956501
• The cube root of 3742990405 is 1552.6476295817

Scales and comparisons

• 3,742,990,405 seconds is equal to 119 years, 5 days, 15 hours, 33 minutes, 25 seconds.
• To count from 1 to 3,742,990,405 would take you about two hundred thirty-eight 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 3742990405 cubic inches would be around 129.4 feet tall.

Recreational maths with 3742990405

• 3742990405 backwards is 5040992473
• The number of decimal digits it has is: 10
• The sum of 3742990405's digits is 43
• More coming soon!