21182967072

Names of 21182967072

• Cardinal: 21182967072 can be written as Twenty-one billion, one hundred eighty-two million, nine hundred sixty-seven thousand and seventy-two.

Scientific notation

• Scientific notation: 2.1182967072 × 10¹⁰

Factors of 21182967072

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 5769

Divisors of 21182967072

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 53 54 72 81 96 106 108 144 159 162 212 216 243 288 318 324 424 432 477 486 636 648 729 848 864 954 972 1272 1296 1431 1458 1696 1908 1944 2187 2544 2592 2862 2916 3816 3888 4293 4374 5088 5711 5724 5832 7632 7776 8586 8748 11422 11448 11664 12879 15264 17133 17172 17496 22844 22896 23328 25758 34266 34344 34992 38637 45688 45792 51399 51516 68532 68688 69984 77274 91376 102798 103032 115911 137064 137376 154197 154548 182752 205596 206064 231822 274128 302683 308394 309096 411192 412128 462591 463644 548256 605366 616788 618192 822384 908049 925182 927288 1210732 1233576 1236384 1387773 1644768 1816098 1850364 1854576 2421464 2467152 2724147 2775546 3632196 3700728 3709152 4163319 4842928 4934304 5448294 5551092 7264392 7401456 8172441 8326638 9685856 10896588 11102184 12489957 14528784 14802912 16344882 16653276 21793176 22204368 24517323 24979914 29057568 32689764 33306552 43586352 44408736 49034646 49959828 65379528 66613104 73551969 87172704 98069292 99919656 130759056 133226208 147103938 196138584 199839312 220655907 261518112 294207876 392277168 399678624 441311814 588415752 661967721 784554336 882623628 1176831504 1323935442 1765247256 2353663008 2647870884 3530494512 5295741768 7060989024 10591483536 21182967072
• Sum of all divisors σ(n): 63737694720
• Sum of proper divisors (its aliquot sum) s(n): 42554727648
• 21182967072 is an abundant number, because the sum of its proper divisors (42554727648) is greater than itself. Its abundance is 21371760576

Bases of 21182967072

• Binary: 10011101110100110100110110100100000₂
• Hexadecimal: 0x4EE9A6D20
• Base-36: 9QBSI00

Squares and roots of 21182967072

• 21182967072 squared (21182967072²) is 448718093973436253184
• 21182967072 cubed (21182967072³) is 9505180609249901793887727157248
• The square root of 21182967072 is 145543.6947174285
• The cube root of 21182967072 is 2766.9135937801

Scales and comparisons

• 21,182,967,072 seconds is equal to 673 years, 28 weeks, 5 days, 5 hours, 31 minutes, 12 seconds.
• To count from 1 to 21,182,967,072 would take you about one thousand, three hundred forty-seven 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 21182967072 cubic inches would be around 230.6 feet tall.

Recreational maths with 21182967072

• 21182967072 backwards is 27076928112
• The number of decimal digits it has is: 11
• The sum of 21182967072's digits is 45
• More coming soon!