3857664472731

Names of 3857664472731

• Cardinal: 3857664472731 can be written as Three trillion, eight hundred fifty-seven billion, six hundred sixty-four million, four hundred seventy-two thousand, seven hundred thirty-one.

Scientific notation

• Scientific notation: 3.857664472731 × 10¹²

Factors of 3857664472731

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 140972

Divisors of 3857664472731

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 19 27 53 57 159 171 361 477 513 1007 1083 1431 2809 3021 3249 8427 9063 9747 19133 25281 27189 53371 57399 75843 140897 160113 172197 422691 480339 516591 1014049 1268073 1441017 2677043 3042147 3804219 7467541 8031129 9126441 22402623 24093387 27379323 50863817 67207869 72280161 141883279 152591451 201623607 395779673 425649837 457774353 1187339019 1276949511 1373323059 2695782301 3562017057 3830848533 7519813787 8087346903 10686051171 22559441361 24262040709 67678324083 72786122127 142876461953 203034972249 428629385859 1285888157577 3857664472731
• Sum of all divisors σ(n): 6147678443760
• Sum of proper divisors (its aliquot sum) s(n): 2290013971029
• 3857664472731 is a deficient number, because the sum of its proper divisors (2290013971029) is less than itself. Its deficiency is 1567650501702

Bases of 3857664472731

• Binary: 111000001000101110101110000111011010011011₂
• Hexadecimal: 0x3822EB8769B
• Base-36: 1D86PTPCR

Squares and roots of 3857664472731

• 3857664472731 squared (3857664472731²) is 14881575184170944242598361
• 3857664472731 cubed (3857664472731³) is 57408123886251539838993606436469793891
• The square root of 3857664472731 is 1964093.8044632697
• The cube root of 3857664472731 is 15683.4456701539

Scales and comparisons

• 3,857,664,472,731 seconds is equal to 122,661 years, 41 weeks, 3 days, 8 hours, 38 minutes, 51 seconds.
• To count from 1 to 3,857,664,472,731 would take you about three hundred six thousand, six hundred fifty-four 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 3857664472731 cubic inches would be around 1307 feet tall.

Recreational maths with 3857664472731

• 3857664472731 backwards is 1372744667583
• The number of decimal digits it has is: 13
• The sum of 3857664472731's digits is 63
• More coming soon!