6400728220362

Names of 6400728220362

• Cardinal: 6400728220362 can be written as Six trillion, four hundred billion, seven hundred twenty-eight million, two hundred twenty thousand, three hundred sixty-two.

Scientific notation

• Scientific notation: 6.400728220362 × 10¹²

Factors of 6400728220362

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 13232

Divisors of 6400728220362

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 7 14 21 42 49 98 127 147 254 294 381 762 889 1778 2667 5334 6223 12446 13093 18669 26186 37338 39279 78558 91651 183302 274953 549906 641557 1283114 1662811 1924671 3325622 3849342 4988433 9976866 11639677 23279354 34919031 69838062 81477739 162955478 171426649 244433217 342853298 488866434 514279947 1028559894 1199986543 2399973086 3599959629 7199919258 8399905801 16799811602 21771184423 25199717403 43542368846 50399434806 65313553269 130627106538 152398290961 304796581922 457194872883 914389745766 1066788036727 2133576073454 3200364110181 6400728220362
• Sum of all divisors σ(n): 15009892379136
• Sum of proper divisors (its aliquot sum) s(n): 8609164158774
• 6400728220362 is an abundant number, because the sum of its proper divisors (8609164158774) is greater than itself. Its abundance is 2208435938412

Bases of 6400728220362

• Binary: 1011101001001001001001000011100001011001010₂
• Hexadecimal: 0x5D24921C2CA
• Base-36: 29OGCBJD6

Squares and roots of 6400728220362

• 6400728220362 squared (6400728220362²) is 40969321750938495631411044
• 6400728220362 cubed (6400728220362³) is 262233493900322734946159123169032477928
• The square root of 6400728220362 is 2529966.0512271701
• The cube root of 6400728220362 is 18567.0594951403

Scales and comparisons

• 6,400,728,220,362 seconds is equal to 203,523 years, 18 weeks, 4 days, 13 hours, 12 minutes, 42 seconds.
• To count from 1 to 6,400,728,220,362 would take you about five hundred eight thousand, eight hundred eight 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 6400728220362 cubic inches would be around 1547.3 feet tall.

Recreational maths with 6400728220362

• 6400728220362 backwards is 2630228270046
• 6400728220362 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 6400728220362's digits is 42
• More coming soon!