31490304080385840

Names of 31490304080385840

• Cardinal: 31490304080385840 can be written as Thirty-one quadrillion, four hundred ninety trillion, three hundred four billion, eighty million, three hundred eighty-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 3.149030408038584 × 10¹⁶

Factors of 31490304080385840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 131209600334951

Divisors of 31490304080385840

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 131209600334941 262419200669882 393628801004823 524838401339764 656048001674705 787257602009646 1049676802679528 1312096003349410 1574515204019292 1968144005024115 2099353605359056 2624192006698820 3149030408038584 3936288010048230 5248384013397640 6298060816077168 7872576020096460 10496768026795280 15745152040192920 31490304080385840
• Sum of all divisors σ(n): 97619942649196848
• Sum of proper divisors (its aliquot sum) s(n): 66129638568811008
• 31490304080385840 is an abundant number, because the sum of its proper divisors (66129638568811008) is greater than itself. Its abundance is 34639334488425168

Bases of 31490304080385840

• Binary: 1101111111000000100001111000100100101001001011100110000₂
• Hexadecimal: 0x6FE043C4949730
• Base-36: 8M2DPZDWK6O

Squares and roots of 31490304080385840

• 31490304080385840 squared (31490304080385840²) is 991639251075165084252603272505600
• 31490304080385840 cubed (31490304080385840³) is 31227021554403029527948138278912471949511560704000
• The square root of 31490304080385840 is 177455076.2316644465
• The cube root of 31490304080385840 is 315785.5728988755

Scales and comparisons

• 31,490,304,080,385,840 seconds is equal to 1,001,294,263 years, 44 weeks, 1 day, 12 hours, 4 minutes.
• To count from 1 to 31,490,304,080,385,840 would take you about three billion, three million, eight hundred eighty-two thousand, seven hundred ninety-one 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 31490304080385840 cubic inches would be around 26315.5 feet tall.

Recreational maths with 31490304080385840

• 31490304080385840 backwards is 04858308040309413
• 31490304080385840 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 31490304080385840's digits is 60
• More coming soon!