3999772081438

Names of 3999772081438

• Cardinal: 3999772081438 can be written as Three trillion, nine hundred ninety-nine billion, seven hundred seventy-two million, eighty-one thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 3.999772081438 × 10¹²

Factors of 3999772081438

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 378

Divisors of 3999772081438

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 7 14 29 49 58 89 98 178 203 251 406 502 623 1246 1421 1757 2581 2842 3514 4361 5162 7279 8722 12299 14558 18067 22339 24598 36134 44678 50953 63001 101906 126002 126469 156373 252938 312746 356671 441007 647831 713342 882014 1094611 1295662 1827029 2189222 3087049 3654058 4534817 5607089 6174098 9069634 11214178 12789203 15813251 25578406 31626502 31743719 39249623 63487438 78499246 89524421 110692757 162605581 179048842 221385514 274747361 325211162 458584279 549494722 774849299 917168558 1138239067 1407379339 1549698598 2276478134 2814758678 3210089953 6420179906 7967673469 9851655373 15935346938 19703310746 22470629671 40814000831 44941259342 68961587611 81628001662 137923175222 285698005817 571396011634 1999886040719 3999772081438
• Sum of all divisors σ(n): 7330181896800
• Sum of proper divisors (its aliquot sum) s(n): 3330409815362
• 3999772081438 is a deficient number, because the sum of its proper divisors (3330409815362) is less than itself. Its deficiency is 669362266076

Bases of 3999772081438

• Binary: 111010001101000100111111100111110100011110₂
• Hexadecimal: 0x3A344FE7D1E
• Base-36: 1F1GX0XZY

Squares and roots of 3999772081438

• 3999772081438 squared (3999772081438²) is 15998176703450870904147844
• 3999772081438 cubed (3999772081438³) is 63989060532374611193657254983560119672
• The square root of 3999772081438 is 1999943.0195478071
• The cube root of 3999772081438 is 15873.7090154845

Scales and comparisons

• 3,999,772,081,438 seconds is equal to 127,180 years, 19 weeks, 5 days, 8 hours, 23 minutes, 58 seconds.
• To count from 1 to 3,999,772,081,438 would take you about three hundred seventeen thousand, nine hundred fifty 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 3999772081438 cubic inches would be around 1322.8 feet tall.

Recreational maths with 3999772081438

• 3999772081438 backwards is 8341802779993
• The number of decimal digits it has is: 13
• The sum of 3999772081438's digits is 70
• More coming soon!