7228357890

Names of 7228357890

• Cardinal: 7228357890 can be written as Seven billion, two hundred twenty-eight million, three hundred fifty-seven thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 7.22835789 × 10⁹

Factors of 7228357890

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7548

Divisors of 7228357890

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 13 15 23 26 30 39 46 65 69 78 109 115 130 138 195 218 230 299 327 345 390 545 598 654 690 897 1090 1417 1495 1635 1794 2507 2834 2990 3270 4251 4485 5014 7085 7393 7521 8502 8970 12535 14170 14786 15042 21255 22179 25070 32591 36965 37605 42510 44358 65182 73930 75210 96109 97773 110895 162955 170039 192218 195546 221790 288327 325910 340078 480545 488865 510117 576654 805837 850195 961090 977730 1020234 1441635 1611674 1700390 2210507 2417511 2550585 2883270 4029185 4421014 4835022 5101170 6631521 8058370 10475881 11052535 12087555 13263042 18534251 20951762 22105070 24175110 31427643 33157605 37068502 52379405 55602753 62855286 66315210 92671255 104758810 111205506 157138215 185342510 240945263 278013765 314276430 481890526 556027530 722835789 1204726315 1445671578 2409452630 3614178945 7228357890
• Sum of all divisors σ(n): 19676321280
• Sum of proper divisors (its aliquot sum) s(n): 12447963390
• 7228357890 is an abundant number, because the sum of its proper divisors (12447963390) is greater than itself. Its abundance is 5219605500

Bases of 7228357890

• Binary: 110101110110101111111110100000010₂
• Hexadecimal: 0x1AED7FD02
• Base-36: 3BJKSN6

Squares and roots of 7228357890

• 7228357890 squared (7228357890²) is 52249157785925252100
• 7228357890 cubed (7228357890³) is 377675611927747726967274069000
• The square root of 7228357890 is 85019.7499996325
• The cube root of 7228357890 is 1933.5105631885

Scales and comparisons

• 7,228,357,890 seconds is equal to 229 years, 43 weeks, 4 days, 13 hours, 11 minutes, 30 seconds.
• To count from 1 to 7,228,357,890 would take you about four hundred fifty-nine 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 7228357890 cubic inches would be around 161.1 feet tall.

Recreational maths with 7228357890

• 7228357890 backwards is 0987538227
• The number of decimal digits it has is: 10
• The sum of 7228357890's digits is 51
• More coming soon!