21401503467972

Names of 21401503467972

• Cardinal: 21401503467972 can be written as Twenty-one trillion, four hundred one billion, five hundred three million, four hundred sixty-seven thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 2.1401503467972 × 10¹³

Factors of 21401503467972

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4974186

Divisors of 21401503467972

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 12 31 62 93 124 186 372 11593 23186 34779 46372 69558 139116 359383 718766 1078149 1437532 2156298 4312596 4962557 9925114 14887671 19850228 29775342 59550684 153839267 307678534 461517801 615357068 923035602 1846071204 57530923301 115061846602 172592769903 230123693204 345185539806 690371079612 1783458622331 3566917244662 5350375866993 7133834489324 10700751733986 21401503467972
• Sum of all divisors σ(n): 51552164116992
• Sum of proper divisors (its aliquot sum) s(n): 30150660649020
• 21401503467972 is an abundant number, because the sum of its proper divisors (30150660649020) is greater than itself. Its abundance is 8749157181048

Bases of 21401503467972

• Binary: 100110111011011101101000000110000100111000100₂
• Hexadecimal: 0x1376ED0309C4
• Base-36: 7L3PQLEBO

Squares and roots of 21401503467972

• 21401503467972 squared (21401503467972²) is 458024350689617542829792784
• 21401503467972 cubed (21401503467972³) is 9802409729699473352646139509298140714048
• The square root of 21401503467972 is 4626175.9011057935
• The cube root of 21401503467972 is 27763.9611454461

Scales and comparisons

• 21,401,503,467,972 seconds is equal to 680,501 years, 31 weeks, 5 days, 10 hours, 26 minutes, 12 seconds.
• To count from 1 to 21,401,503,467,972 would take you about one million, seven hundred one thousand, two hundred fifty-four 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 21401503467972 cubic inches would be around 2313.7 feet tall.

Recreational maths with 21401503467972

• 21401503467972 backwards is 27976430510412
• The number of decimal digits it has is: 14
• The sum of 21401503467972's digits is 51
• More coming soon!