51046012721920

Names of 51046012721920

• Cardinal: 51046012721920 can be written as Fifty-one trillion, forty-six billion, twelve million, seven hundred twenty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 5.104601272192 × 10¹³

Factors of 51046012721920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 824791

Divisors of 51046012721920

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 1280 51577 103154 206308 257885 412616 515770 773207 825232 1031540 1546414 1650464 2063080 3092828 3300928 3866035 4126160 6185656 6601856 7732070 8252320 12371312 13203712 15464140 16504640 24742624 30928280 33009280 49485248 61856560 66018560 98970496 123713120 197940992 247426240 494852480 989704960 39879697439 79759394878 159518789756 199398487195 319037579512 398796974390 638075159024 797593948780 1276150318048 1595187897560 2552300636096 3190375795120 5104601272192 6380751590240 10209202544384 12761503180480 25523006360960 51046012721920
• Sum of all divisors σ(n): 122273681138784
• Sum of proper divisors (its aliquot sum) s(n): 71227668416864
• 51046012721920 is an abundant number, because the sum of its proper divisors (71227668416864) is greater than itself. Its abundance is 20181655694944

Bases of 51046012721920

• Binary: 1011100110110100010011011101001001101100000000₂
• Hexadecimal: 0x2E6D13749B00
• Base-36: I3E7Q07B4

Squares and roots of 51046012721920

• 51046012721920 squared (51046012721920²) is 2605695414806418487248486400
• 51046012721920 cubed (51046012721920³) is 133010361293657049634157718070664101888000
• The square root of 51046012721920 is 7144649.2371508345
• The cube root of 51046012721920 is 37095.4469513051

Scales and comparisons

• 51,046,012,721,920 seconds is equal to 1,623,105 years, 16 weeks, 10 hours, 18 minutes, 40 seconds.
• To count from 1 to 51,046,012,721,920 would take you about four million, fifty-seven thousand, seven hundred sixty-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 51046012721920 cubic inches would be around 3091.3 feet tall.

Recreational maths with 51046012721920

• 51046012721920 backwards is 02912721064015
• 51046012721920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 51046012721920's digits is 40
• More coming soon!