18222949472

Names of 18222949472

• Cardinal: 18222949472 can be written as Eighteen billion, two hundred twenty-two million, nine hundred forty-nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8222949472 × 10¹⁰

Factors of 18222949472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1114

Divisors of 18222949472

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 29 32 49 52 56 58 91 98 104 112 116 182 196 203 208 224 232 364 377 392 406 416 464 637 728 754 784 812 841 928 1063 1274 1421 1456 1508 1568 1624 1682 2126 2548 2639 2842 2912 3016 3248 3364 4252 5096 5278 5684 5887 6032 6496 6728 7441 8504 10192 10556 10933 11368 11774 12064 13456 13819 14882 17008 18473 20384 21112 21866 22736 23548 26912 27638 29764 30827 34016 36946 41209 42224 43732 45472 47096 52087 55276 59528 61654 73892 76531 82418 84448 87464 94192 96733 104174 110552 119056 123308 147784 153062 164836 174928 188384 193466 208348 215789 221104 238112 246616 295568 306124 329672 349856 386932 400751 416696 431578 442208 493232 535717 591136 612248 659344 677131 773864 801502 833392 863156 893983 986464 1071434 1224496 1318688 1354262 1510523 1547728 1603004 1666784 1726312 1787966 2142868 2448992 2708524 2805257 3021046 3095456 3206008 3452624 3575932 4285736 5417048 5610514 6042092 6257881 6412016 6905248 7151864 8571472 10834096 11221028 11621779 12084184 12515762 12824032 14303728 17142944 19636799 21668192 22442056 23243558 24168368 25031524 28607456 39273598 43805167 44884112 46487116 48336736 50063048 78547196 81352453 87610334 89768224 92974232 100126096 157094392 162704906 175220668 185948464 200252192 314188784 325409812 350441336 371896928 569467171 628377568 650819624 700882672 1138934342 1301639248 1401765344 2277868684 2603278496 4555737368 9111474736 18222949472
• Sum of all divisors σ(n): 46591127856
• Sum of proper divisors (its aliquot sum) s(n): 28368178384
• 18222949472 is an abundant number, because the sum of its proper divisors (28368178384) is greater than itself. Its abundance is 10145228912

Bases of 18222949472

• Binary: 10000111110001011000010010001100000₂
• Hexadecimal: 0x43E2C2460
• Base-36: 8DDH1SW

Squares and roots of 18222949472

• 18222949472 squared (18222949472²) is 332075887459065078784
• 18222949472 cubed (18222949472³) is 6051402118036101399040531202048
• The square root of 18222949472 is 134992.4052382207
• The cube root of 18222949472 is 2631.5172647187

Scales and comparisons

• 18,222,949,472 seconds is equal to 579 years, 22 weeks, 3 days, 18 hours, 24 minutes, 32 seconds.
• To count from 1 to 18,222,949,472 would take you about one thousand, one hundred fifty-eight 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 18222949472 cubic inches would be around 219.3 feet tall.

Recreational maths with 18222949472

• 18222949472 backwards is 27494922281
• The number of decimal digits it has is: 11
• The sum of 18222949472's digits is 50
• More coming soon!