1490242390

Names of 1490242390

• Cardinal: 1490242390 can be written as One billion, four hundred ninety million, two hundred forty-two thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.49024239 × 10⁹

Factors of 1490242390

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1805

Divisors of 1490242390

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 7 10 13 14 19 26 35 38 49 65 70 91 95 98 130 133 182 190 245 247 266 343 455 490 494 637 665 686 910 931 1235 1274 1330 1715 1729 1759 1862 2470 3185 3430 3458 3518 4459 4655 6370 6517 8645 8795 8918 9310 12103 12313 13034 17290 17590 22295 22867 24206 24626 32585 33421 44590 45734 60515 61565 65170 66842 84721 86191 114335 121030 123130 160069 167105 169442 172382 228670 233947 320138 334210 423605 430955 434473 467894 603337 800345 847210 861910 868946 1120483 1169735 1206674 1600690 1637629 2172365 2240966 2339470 3016685 3041311 3275258 4344730 5602415 6033370 6082622 7843381 8188145 11204830 11463403 15206555 15686762 16376290 21289177 22926806 30413110 39216905 42578354 57317015 78433810 106445885 114634030 149024239 212891770 298048478 745121195 1490242390
• Sum of all divisors σ(n): 3548160000
• Sum of proper divisors (its aliquot sum) s(n): 2057917610
• 1490242390 is an abundant number, because the sum of its proper divisors (2057917610) is greater than itself. Its abundance is 567675220

Bases of 1490242390

• Binary: 1011000110100110100101101010110₂
• Hexadecimal: 0x58D34B56
• Base-36: ON92DY

Squares and roots of 1490242390

• 1490242390 squared (1490242390²) is 2220822380952912100
• 1490242390 cubed (1490242390³) is 3309563652756758205363919000
• The square root of 1490242390 is 38603.6577282517
• The cube root of 1490242390 is 1142.2266907971

Scales and comparisons

• 1,490,242,390 seconds is equal to 47 years, 20 weeks, 4 hours, 13 minutes, 10 seconds.
• To count from 1 to 1,490,242,390 would take you about 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 1490242390 cubic inches would be around 95.2 feet tall.

Recreational maths with 1490242390

• 1490242390 backwards is 0932420941
• The number of decimal digits it has is: 10
• The sum of 1490242390's digits is 34
• More coming soon!