21741188672

Names of 21741188672

• Cardinal: 21741188672 can be written as Twenty-one billion, seven hundred forty-one million, one hundred eighty-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.1741188672 × 10¹⁰

Factors of 21741188672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 364911

Divisors of 21741188672

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 49 56 64 76 98 112 133 152 196 224 266 304 392 448 532 608 784 931 1064 1216 1568 1862 2128 3136 3724 4256 7448 8512 14896 29792 59584 364883 729766 1459532 2554181 2919064 5108362 5838128 6932777 10216724 11676256 13865554 17879267 20433448 23352512 27731108 35758534 40866896 48529439 55462216 71517068 81733792 97058878 110924432 143034136 163467584 194117756 221848864 286068272 339706073 388235512 443697728 572136544 679412146 776471024 1144273088 1358824292 1552942048 2717648584 3105884096 5435297168 10870594336 21741188672
• Sum of all divisors σ(n): 52827905520
• Sum of proper divisors (its aliquot sum) s(n): 31086716848
• 21741188672 is an abundant number, because the sum of its proper divisors (31086716848) is greater than itself. Its abundance is 9345528176

Bases of 21741188672

• Binary: 10100001111111000000011011001000000₂
• Hexadecimal: 0x50FE03640
• Base-36: 9ZK54JK

Squares and roots of 21741188672

• 21741188672 squared (21741188672²) is 472679284871501123584
• 21741188672 cubed (21741188672³) is 10276609513737341203699732840448
• The square root of 21741188672 is 147448.9358116905
• The cube root of 21741188672 is 2791.0080876419

Scales and comparisons

• 21,741,188,672 seconds is equal to 691 years, 15 weeks, 5 days, 3 hours, 4 minutes, 32 seconds.
• To count from 1 to 21,741,188,672 would take you about one thousand, three hundred eighty-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 21741188672 cubic inches would be around 232.6 feet tall.

Recreational maths with 21741188672

• 21741188672 backwards is 27688114712
• The number of decimal digits it has is: 11
• The sum of 21741188672's digits is 47
• More coming soon!