221438558215040

Names of 221438558215040

• Cardinal: 221438558215040 can be written as Two hundred twenty-one trillion, four hundred thirty-eight billion, five hundred fifty-eight million, two hundred fifteen thousand and forty.

Scientific notation

• Scientific notation: 2.2143855821504 × 10¹⁴

Factors of 221438558215040

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 369262147

Divisors of 221438558215040

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 937 1874 3748 4685 7496 9370 14992 18740 29984 37480 59968 74960 119936 149920 299840 599680 369261203 738522406 1477044812 1846306015 2954089624 3692612030 5908179248 7385224060 11816358496 14770448120 23632716992 29540896240 47265433984 59081792480 118163584960 236327169920 345997747211 691995494422 1383990988844 1729988736055 2767981977688 3459977472110 5535963955376 6919954944220 11071927910752 13839909888440 22143855821504 27679819776880 44287711643008 55359639553760 110719279107520 221438558215040
• Sum of all divisors σ(n): 529941524308560
• Sum of proper divisors (its aliquot sum) s(n): 308502966093520
• 221438558215040 is an abundant number, because the sum of its proper divisors (308502966093520) is greater than itself. Its abundance is 87064407878480

Bases of 221438558215040

• Binary: 110010010110010110101110100110100001101110000000₂
• Hexadecimal: 0xC965AE9A1B80
• Base-36: 26HRGW6QGW

Squares and roots of 221438558215040

• 221438558215040 squared (221438558215040²) is 49035035064355659070882201600
• 221438558215040 cubed (221438558215040³) is 10858247466674848284034815436771801432064000
• The square root of 221438558215040 is 14880811.7458369857
• The cube root of 221438558215040 is 60499.4019670905

Scales and comparisons

• 221,438,558,215,040 seconds is equal to 7,041,061 years, 10 weeks, 1 day, 15 hours, 17 minutes, 20 seconds.
• To count from 1 to 221,438,558,215,040 would take you about seventeen million, six hundred two thousand, six hundred fifty-two 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 221438558215040 cubic inches would be around 5041.6 feet tall.

Recreational maths with 221438558215040

• 221438558215040 backwards is 040512855834122
• The number of decimal digits it has is: 15
• The sum of 221438558215040's digits is 50
• More coming soon!