3781001664

Names of 3781001664

• Cardinal: 3781001664 can be written as Three billion, seven hundred eighty-one million, one thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 3.781001664 × 10⁹

Factors of 3781001664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 596765

Divisors of 3781001664

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 64 66 72 88 96 99 132 144 176 192 198 264 288 352 396 528 576 704 792 1056 1584 2112 3168 6336 596749 1193498 1790247 2386996 3580494 4773992 5370741 6564239 7160988 9547984 10741482 13128478 14321976 19095968 19692717 21482964 26256956 28643952 38191936 39385434 42965928 52513912 57287904 59078151 78770868 85931856 105027824 114575808 118156302 157541736 171863712 210055648 236312604 315083472 343727424 420111296 472625208 630166944 945250416 1260333888 1890500832 3781001664
• Sum of all divisors σ(n): 11822811000
• Sum of proper divisors (its aliquot sum) s(n): 8041809336
• 3781001664 is an abundant number, because the sum of its proper divisors (8041809336) is greater than itself. Its abundance is 4260807672

Bases of 3781001664

• Binary: 11100001010111011000000111000000₂
• Hexadecimal: 0xE15D81C0
• Base-36: 1QJ3ZK0

Squares and roots of 3781001664

• 3781001664 squared (3781001664²) is 14295973583170768896
• 3781001664 cubed (3781001664³) is 54053099906468719591935442944
• The square root of 3781001664 is 61489.8500892627
• The cube root of 3781001664 is 1557.8858145517

Scales and comparisons

• 3,781,001,664 seconds is equal to 120 years, 11 weeks, 4 days, 14 hours, 14 minutes, 24 seconds.
• To count from 1 to 3,781,001,664 would take you about 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 3781001664 cubic inches would be around 129.8 feet tall.

Recreational maths with 3781001664

• 3781001664 backwards is 4661001873
• 3781001664 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3781001664's digits is 36
• More coming soon!