39979790739

Names of 39979790739

• Cardinal: 39979790739 can be written as Thirty-nine billion, nine hundred seventy-nine million, seven hundred ninety thousand, seven hundred thirty-nine.

Scientific notation

• Scientific notation: 3.9979790739 × 10¹⁰

Factors of 39979790739

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1873

Divisors of 39979790739

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 9 21 31 63 93 109 217 279 327 651 763 981 1723 1953 2289 3379 5169 6867 10137 11881 12061 15507 23653 30411 35643 36183 53413 70959 83167 106929 108549 160239 187807 212877 249501 368311 373891 480717 563421 748503 1104933 1121673 1314649 1690263 2578177 3314799 3365019 3943947 5822017 7734531 11831841 17466051 20470963 23203593 40754119 52398153 61412889 122262357 143296741 184238667 366787071 429890223 634599853 1289670669 1903799559 4442198971 5711398677 13326596913 39979790739
• Sum of all divisors σ(n): 68798026752
• Sum of proper divisors (its aliquot sum) s(n): 28818236013
• 39979790739 is a deficient number, because the sum of its proper divisors (28818236013) is less than itself. Its deficiency is 11161554726

Bases of 39979790739

• Binary: 100101001110111110110011000110010011₂
• Hexadecimal: 0x94EFB3193
• Base-36: ID6XNYR

Squares and roots of 39979790739

• 39979790739 squared (39979790739²) is 1598383667534230166121
• 39979790739 cubed (39979790739³) is 63903044548653870160978787353419
• The square root of 39979790739 is 199949.4704644151
• The cube root of 39979790739 is 3419.3758404923

Scales and comparisons

• 39,979,790,739 seconds is equal to 1,271 years, 12 weeks, 1 day, 1 hour, 25 minutes, 39 seconds.
• To count from 1 to 39,979,790,739 would take you about two thousand, five hundred forty-two 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 39979790739 cubic inches would be around 284.9 feet tall.

Recreational maths with 39979790739

• 39979790739 backwards is 93709797993
• The number of decimal digits it has is: 11
• The sum of 39979790739's digits is 72
• More coming soon!