5398457878

Names of 5398457878

• Cardinal: 5398457878 can be written as Five billion, three hundred ninety-eight million, four hundred fifty-seven thousand, eight hundred seventy-eight.

Scientific notation

• Scientific notation: 5.398457878 × 10⁹

Factors of 5398457878

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2005

Divisors of 5398457878

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 11 19 22 38 71 101 142 202 209 418 781 1111 1349 1562 1801 1919 2222 2698 3602 3838 7171 14342 14839 19811 21109 29678 34219 39622 42218 68438 78881 127871 136249 157762 181901 255742 272498 363802 376409 752818 1406581 1498739 2000911 2429549 2813162 2997478 3456119 4001822 4859098 6912238 12914971 25829942 26725039 38017309 53450078 76034618 142064681 245384449 284129362 490768898 2699228939 5398457878
• Sum of all divisors σ(n): 9528399360
• Sum of proper divisors (its aliquot sum) s(n): 4129941482
• 5398457878 is a deficient number, because the sum of its proper divisors (4129941482) is less than itself. Its deficiency is 1268516396

Bases of 5398457878

• Binary: 101000001110001011110111000010110₂
• Hexadecimal: 0x141C5EE16
• Base-36: 2HA3ORA

Squares and roots of 5398457878

• 5398457878 squared (5398457878²) is 29143347460540262884
• 5398457878 cubed (5398457878³) is 157329133689644876302320800152
• The square root of 5398457878 is 73474.1987230891
• The cube root of 5398457878 is 1754.2436199131

Scales and comparisons

• 5,398,457,878 seconds is equal to 171 years, 34 weeks, 3 hours, 37 minutes, 58 seconds.
• To count from 1 to 5,398,457,878 would take you about three hundred forty-three 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 5398457878 cubic inches would be around 146.2 feet tall.

Recreational maths with 5398457878

• 5398457878 backwards is 8787548935
• The number of decimal digits it has is: 10
• The sum of 5398457878's digits is 64
• More coming soon!