6406935840

Names of 6406935840

• Cardinal: 6406935840 can be written as Six billion, four hundred six million, nine hundred thirty-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 6.40693584 × 10⁹

Factors of 6406935840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1483097

Divisors of 6406935840

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 72 80 90 96 108 120 135 144 160 180 216 240 270 288 360 432 480 540 720 864 1080 1440 2160 4320 1483087 2966174 4449261 5932348 7415435 8898522 11864696 13347783 14830870 17797044 22246305 23729392 26695566 29661740 35594088 40043349 44492610 47458784 53391132 59323480 66738915 71188176 80086698 88985220 106782264 118646960 133477830 142376352 160173396 177970440 200216745 213564528 237293920 266955660 320346792 355940880 400433490 427129056 533911320 640693584 711881760 800866980 1067822640 1281387168 1601733960 2135645280 3203467920 6406935840
• Sum of all divisors σ(n): 22424290560
• Sum of proper divisors (its aliquot sum) s(n): 16017354720
• 6406935840 is an abundant number, because the sum of its proper divisors (16017354720) is greater than itself. Its abundance is 9610418880

Bases of 6406935840

• Binary: 101111101111000100001010100100000₂
• Hexadecimal: 0x17DE21520
• Base-36: 2XYIVC0

Squares and roots of 6406935840

• 6406935840 squared (6406935840²) is 41048826857876505600
• 6406935840 cubed (6406935840³) is 262997199985683570022600704000
• The square root of 6406935840 is 80043.3372617609
• The cube root of 6406935840 is 1857.3059854227

Scales and comparisons

• 6,406,935,840 seconds is equal to 203 years, 37 weeks, 3 days, 8 hours, 24 minutes.
• To count from 1 to 6,406,935,840 would take you about four hundred 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 6406935840 cubic inches would be around 154.8 feet tall.

Recreational maths with 6406935840

• 6406935840 backwards is 0485396046
• 6406935840 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6406935840's digits is 45
• More coming soon!