3139743872

Names of 3139743872

• Cardinal: 3139743872 can be written as Three billion, one hundred thirty-nine million, seven hundred forty-three thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 3.139743872 × 10⁹

Factors of 3139743872

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 132

Divisors of 3139743872

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 113 128 136 226 272 452 544 904 1088 1808 1921 2176 3616 3842 7232 7684 12769 14464 15368 25538 30736 51076 61472 102152 122944 204304 217073 245888 408608 434146 817216 868292 1442897 1634432 1736584 2885794 3473168 5771588 6946336 11543176 13892672 23086352 24529249 27785344 46172704 49058498 92345408 98116996 184690816 196233992 392467984 784935968 1569871936 3139743872
• Sum of all divisors σ(n): 6682030200
• Sum of proper divisors (its aliquot sum) s(n): 3542286328
• 3139743872 is an abundant number, because the sum of its proper divisors (3542286328) is greater than itself. Its abundance is 402542456

Bases of 3139743872

• Binary: 10111011001001001011000010000000₂
• Hexadecimal: 0xBB24B080
• Base-36: 1FXBLVK

Squares and roots of 3139743872

• 3139743872 squared (3139743872²) is 9857991581761552384
• 3139743872 cubed (3139743872³) is 30951568659063421062870990848
• The square root of 3139743872 is 56033.4174577993
• The cube root of 3139743872 is 1464.3045341775

Scales and comparisons

• 3,139,743,872 seconds is equal to 99 years, 43 weeks, 2 days, 15 hours, 4 minutes, 32 seconds.
• To count from 1 to 3,139,743,872 would take you about one hundred ninety-nine 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 3139743872 cubic inches would be around 122 feet tall.

Recreational maths with 3139743872

• 3139743872 backwards is 2783479313
• The number of decimal digits it has is: 10
• The sum of 3139743872's digits is 47
• More coming soon!