159845490

Names of 159845490

• Cardinal: 159845490 can be written as One hundred fifty-nine million, eight hundred forty-five thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.5984549 × 10⁸

Factors of 159845490

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1093

Divisors of 159845490

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 105 126 210 315 349 630 698 727 1047 1454 1745 2094 2181 2443 3141 3490 3635 4362 4886 5089 5235 6282 6543 7270 7329 10178 10470 10905 12215 13086 14658 15267 15705 21810 21987 24430 25445 30534 31410 32715 36645 43974 45801 50890 65430 73290 76335 91602 109935 152670 219870 229005 253723 458010 507446 761169 1268615 1522338 1776061 2283507 2537230 3552122 3805845 4567014 5328183 7611690 8880305 10656366 11417535 15984549 17760610 22835070 26640915 31969098 53281830 79922745 159845490
• Sum of all divisors σ(n): 476985600
• Sum of proper divisors (its aliquot sum) s(n): 317140110
• 159845490 is an abundant number, because the sum of its proper divisors (317140110) is greater than itself. Its abundance is 157294620

Bases of 159845490

• Binary: 1001100001110000110001110010₂
• Hexadecimal: 0x9870C72
• Base-36: 2N61KI

Squares and roots of 159845490

• 159845490 squared (159845490²) is 25550580673340100
• 159845490 cubed (159845490³) is 4084145087514578221149000
• The square root of 159845490 is 12643.0016214505
• The cube root of 159845490 is 542.7087150927

Scales and comparisons

• 159,845,490 seconds is equal to 5 years, 4 weeks, 2 days, 1 hour, 31 minutes, 30 seconds.
• To count from 1 to 159,845,490 would take you about seven 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 159845490 cubic inches would be around 45.2 feet tall.

Recreational maths with 159845490

• 159845490 backwards is 094548951
• 159845490 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 159845490's digits is 45
• More coming soon!