20357440290

Names of 20357440290

• Cardinal: 20357440290 can be written as Twenty billion, three hundred fifty-seven million, four hundred forty thousand, two hundred ninety.

Scientific notation

• Scientific notation: 2.035744029 × 10¹⁰

Factors of 20357440290

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 12063

Divisors of 20357440290

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 27 30 33 45 54 55 66 90 99 110 135 165 198 270 297 330 495 594 599 990 1198 1485 1797 2970 2995 3594 5391 5990 6589 8985 10782 11443 13178 16173 17970 19767 22886 26955 32346 32945 34329 39534 53910 57215 59301 65890 68658 80865 98835 102987 114430 118602 125873 161730 171645 177903 197670 205974 251746 296505 308961 343290 355806 377619 514935 593010 617922 629365 755238 889515 1029870 1132857 1258730 1544805 1779030 1888095 2265714 3089610 3398571 3776190 5664285 6797142 6854357 11328570 13708714 16992855 20563071 33985710 34271785 41126142 61689213 68543570 75397927 102815355 123378426 150795854 185067639 205630710 226193781 308446065 370135278 376989635 452387562 616892130 678581343 753979270 925338195 1130968905 1357162686 1850676390 2035744029 2261937810 3392906715 4071488058 6785813430 10178720145 20357440290
• Sum of all divisors σ(n): 59325696000
• Sum of proper divisors (its aliquot sum) s(n): 38968255710
• 20357440290 is an abundant number, because the sum of its proper divisors (38968255710) is greater than itself. Its abundance is 18610815420

Bases of 20357440290

• Binary: 10010111101011001011110001100100010₂
• Hexadecimal: 0x4BD65E322
• Base-36: 9COALGI

Squares and roots of 20357440290

• 20357440290 squared (20357440290²) is 414425375160915284100
• 20357440290 cubed (20357440290³) is 8436639829499182037814136389000
• The square root of 20357440290 is 142679.5019966077
• The cube root of 20357440290 is 2730.4929311571

Scales and comparisons

• 20,357,440,290 seconds is equal to 647 years, 15 weeks, 5 days, 12 hours, 31 minutes, 30 seconds.
• To count from 1 to 20,357,440,290 would take you about one thousand, two hundred ninety-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 20357440290 cubic inches would be around 227.5 feet tall.

Recreational maths with 20357440290

• 20357440290 backwards is 09204475302
• The number of decimal digits it has is: 11
• The sum of 20357440290's digits is 36
• More coming soon!