20041721680

Names of 20041721680

• Cardinal: 20041721680 can be written as Twenty billion, forty-one million, seven hundred twenty-one thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.004172168 × 10¹⁰

Factors of 20041721680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 32230

Divisors of 20041721680

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 41 80 82 164 191 205 328 382 410 656 764 820 955 1528 1640 1910 3056 3280 3820 7640 7831 15280 15662 31324 31991 39155 62648 63982 78310 125296 127964 156620 159955 255928 313240 319910 511856 626480 639820 1279640 1311631 2559280 2623262 5246524 6110281 6558155 10493048 12220562 13116310 20986096 24441124 26232620 30551405 48882248 52465240 61102810 97764496 104930480 122205620 244411240 250521521 488822480 501043042 1002086084 1252607605 2004172168 2505215210 4008344336 5010430420 10020860840 20041721680
• Sum of all divisors σ(n): 47984928768
• Sum of proper divisors (its aliquot sum) s(n): 27943207088
• 20041721680 is an abundant number, because the sum of its proper divisors (27943207088) is greater than itself. Its abundance is 7901485408

Bases of 20041721680

• Binary: 10010101010100101000110011101010000₂
• Hexadecimal: 0x4AA946750
• Base-36: 97GBNF4

Squares and roots of 20041721680

• 20041721680 squared (20041721680²) is 401670607898582022400
• 20041721680 cubed (20041721680³) is 8050170530539790559592325632000
• The square root of 20041721680 is 141568.7878029617
• The cube root of 20041721680 is 2716.3038066717

Scales and comparisons

• 20,041,721,680 seconds is equal to 637 years, 13 weeks, 5 days, 8 hours, 54 minutes, 40 seconds.
• To count from 1 to 20,041,721,680 would take you about one thousand, two hundred seventy-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 20041721680 cubic inches would be around 226.4 feet tall.

Recreational maths with 20041721680

• 20041721680 backwards is 08612714002
• The number of decimal digits it has is: 11
• The sum of 20041721680's digits is 31
• More coming soon!