21042718126146

Names of 21042718126146

• Cardinal: 21042718126146 can be written as Twenty-one trillion, forty-two billion, seven hundred eighteen million, one hundred twenty-six thousand, one hundred forty-six.

Scientific notation

• Scientific notation: 2.1042718126146 × 10¹³

Factors of 21042718126146

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1425

Divisors of 21042718126146

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 18 27 54 233 466 699 1187 1398 2097 2374 3561 4194 6291 7122 10683 12582 21366 32049 64098 276571 553142 829713 1408969 1659426 2489139 2817938 4226907 4978278 7467417 8453814 12680721 14934834 25361442 38042163 76084326 328289777 656579554 984869331 1672446203 1969738662 2954607993 3344892406 5017338609 5909215986 8863823979 10034677218 15052015827 17727647958 30104031654 45156047481 90312094962 389679965299 779359930598 1169039895897 2338079791794 3507119687691 7014239375382 10521359063073 21042718126146
• Sum of all divisors σ(n): 47001886588800
• Sum of proper divisors (its aliquot sum) s(n): 25959168462654
• 21042718126146 is an abundant number, because the sum of its proper divisors (25959168462654) is greater than itself. Its abundance is 4916450336508

Bases of 21042718126146

• Binary: 100110010001101100011101111010011000001000010₂
• Hexadecimal: 0x132363BD3042
• Base-36: 7GIW32CSI

Squares and roots of 21042718126146

• 21042718126146 squared (21042718126146²) is 442795986136433425568813316
• 21042718126146 cubed (21042718126146³) is 9317631123657820567185059105036412560136
• The square root of 21042718126146 is 4587234.2567331353
• The cube root of 21042718126146 is 27607.9364061999

Scales and comparisons

• 21,042,718,126,146 seconds is equal to 669,093 years, 18 weeks, 7 hours, 29 minutes, 6 seconds.
• To count from 1 to 21,042,718,126,146 would take you about one million, six hundred seventy-two thousand, seven hundred thirty-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 21042718126146 cubic inches would be around 2300.7 feet tall.

Recreational maths with 21042718126146

• 21042718126146 backwards is 64162181724012
• The number of decimal digits it has is: 14
• The sum of 21042718126146's digits is 45
• More coming soon!