6457990240

Names of 6457990240

• Cardinal: 6457990240 can be written as Six billion, four hundred fifty-seven million, nine hundred ninety thousand, two hundred forty.

Scientific notation

• Scientific notation: 6.45799024 × 10⁹

Factors of 6457990240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1252

Divisors of 6457990240

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 169 208 241 260 338 416 482 520 676 845 964 991 1040 1205 1352 1690 1928 1982 2080 2410 2704 3133 3380 3856 3964 4820 4955 5408 6266 6760 7712 7928 9640 9910 12532 12883 13520 15665 15856 19280 19820 25064 25766 27040 31330 31712 38560 39640 40729 50128 51532 62660 64415 79280 81458 100256 103064 125320 128830 158560 162916 167479 203645 206128 238831 250640 257660 325832 334958 407290 412256 477662 501280 515320 651664 669916 814580 837395 955324 1030640 1194155 1303328 1339832 1629160 1674790 1910648 2061280 2388310 2679664 3104803 3258320 3349580 3821296 4776620 5359328 6209606 6516640 6699160 7642592 9553240 12419212 13398320 15524015 19106480 24838424 26796640 31048030 38212960 40362439 49676848 62096060 80724878 99353696 124192120 161449756 201812195 248384240 322899512 403624390 496768480 645799024 807248780 1291598048 1614497560 3228995120 6457990240
• Sum of all divisors σ(n): 16606187136
• Sum of proper divisors (its aliquot sum) s(n): 10148196896
• 6457990240 is an abundant number, because the sum of its proper divisors (10148196896) is greater than itself. Its abundance is 3690206656

Bases of 6457990240

• Binary: 110000000111011010001110001100000₂
• Hexadecimal: 0x180ED1C60
• Base-36: 2YSX55S

Squares and roots of 6457990240

• 6457990240 squared (6457990240²) is 41705637939935257600
• 6457990240 cubed (6457990240³) is 269334602769075599812685824000
• The square root of 6457990240 is 80361.6216859765
• The cube root of 6457990240 is 1862.2263240059

Scales and comparisons

• 6,457,990,240 seconds is equal to 205 years, 17 weeks, 6 days, 6 hours, 10 minutes, 40 seconds.
• To count from 1 to 6,457,990,240 would take you about four hundred ten 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 6457990240 cubic inches would be around 155.2 feet tall.

Recreational maths with 6457990240

• 6457990240 backwards is 0420997546
• The number of decimal digits it has is: 10
• The sum of 6457990240's digits is 46
• More coming soon!