10021220

Names of 10021220

• Cardinal: 10021220 can be written as Ten million, twenty-one thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.002122 × 10⁷

Factors of 10021220

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 160

Divisors of 10021220

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 11 20 22 41 44 55 82 101 110 121 164 202 205 220 242 404 410 451 484 505 605 820 902 1010 1111 1210 1804 2020 2222 2255 2420 4141 4444 4510 4961 5555 8282 9020 9922 11110 12221 16564 19844 20705 22220 24442 24805 41410 45551 48884 49610 61105 82820 91102 99220 122210 182204 227755 244420 455510 501061 911020 1002122 2004244 2505305 5010610 10021220
• Sum of all divisors σ(n): 23930424
• Sum of proper divisors (its aliquot sum) s(n): 13909204
• 10021220 is an abundant number, because the sum of its proper divisors (13909204) is greater than itself. Its abundance is 3887984

Bases of 10021220

• Binary: 100110001110100101100100₂
• Hexadecimal: 0x98E964
• Base-36: 5YSF8

Squares and roots of 10021220

• 10021220 squared (10021220²) is 100424850288400
• 10021220 cubed (10021220³) is 1006379518207119848000
• The square root of 10021220 is 3165.6310587307
• The cube root of 10021220 is 215.5957516863

Scales and comparisons

• 10,021,220 seconds is equal to 16 weeks, 3 days, 23 hours, 40 minutes, 20 seconds.
• To count from 1 to 10,021,220 would take you about twenty-four weeks!

  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 10021220 cubic inches would be around 18 feet tall.

Recreational maths with 10021220

• 10021220 backwards is 02212001
• The number of decimal digits it has is: 8
• The sum of 10021220's digits is 8
• More coming soon!