8140089490

Names of 8140089490

• Cardinal: 8140089490 can be written as Eight billion, one hundred forty million, eighty-nine thousand, four hundred ninety.

Scientific notation

• Scientific notation: 8.14008949 × 10⁹

Factors of 8140089490

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 362

Divisors of 8140089490

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 5 10 13 26 61 65 122 130 169 281 305 338 562 610 793 845 1405 1586 1690 2810 3653 3965 7306 7930 10309 17141 18265 20618 34282 36530 47489 51545 78961 85705 94978 103090 157922 171410 222833 237445 394805 445666 474890 789610 1026493 1114165 2052986 2228330 2896829 4816621 5132465 5793658 9633242 10264930 13344409 14484145 24083105 26688818 28968290 48166210 62616073 66722045 125232146 133444090 313080365 626160730 814008949 1628017898 4070044745 8140089490
• Sum of all divisors σ(n): 16183639404
• Sum of proper divisors (its aliquot sum) s(n): 8043549914
• 8140089490 is a deficient number, because the sum of its proper divisors (8043549914) is less than itself. Its deficiency is 96539576

Bases of 8140089490

• Binary: 111100101001011111110100010010010₂
• Hexadecimal: 0x1E52FE892
• Base-36: 3QMED8Y

Squares and roots of 8140089490

• 8140089490 squared (8140089490²) is 66261056905208460100
• 8140089490 cubed (8140089490³) is 539370932910379312319094349000
• The square root of 8140089490 is 90222.4444913793
• The cube root of 8140089490 is 2011.6066368591

Scales and comparisons

• 8,140,089,490 seconds is equal to 258 years, 43 weeks, 23 hours, 58 minutes, 10 seconds.
• To count from 1 to 8,140,089,490 would take you about five hundred seventeen 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 8140089490 cubic inches would be around 167.6 feet tall.

Recreational maths with 8140089490

• 8140089490 backwards is 0949800418
• The number of decimal digits it has is: 10
• The sum of 8140089490's digits is 43
• More coming soon!