2138388224

Names of 2138388224

• Cardinal: 2138388224 can be written as Two billion, one hundred thirty-eight million, three hundred eighty-eight thousand, two hundred twenty-four.

Scientific notation

• Scientific notation: 2.138388224 × 10⁹

Factors of 2138388224

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 80

Divisors of 2138388224

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 71 98 112 128 142 196 224 256 284 343 392 448 497 568 686 784 896 994 1136 1372 1568 1792 1988 2272 2401 2744 3136 3479 3976 4544 4802 5488 6272 6958 7952 9088 9604 10976 12544 13916 15904 16807 18176 19208 21952 24353 27832 31808 33614 38416 43904 48706 55664 63616 67228 76832 87808 97412 111328 117649 127232 134456 153664 170471 194824 222656 235298 268912 307328 340942 389648 445312 470596 537824 614656 681884 779296 890624 941192 1075648 1193297 1363768 1558592 1882384 2151296 2386594 2727536 3117184 3764768 4302592 4773188 5455072 6234368 7529536 8353079 9546376 10910144 15059072 16706158 19092752 21820288 30118144 33412316 38185504 43640576 66824632 76371008 133649264 152742016 267298528 305484032 534597056 1069194112 2138388224
• Sum of all divisors σ(n): 5049959544
• Sum of proper divisors (its aliquot sum) s(n): 2911571320
• 2138388224 is an abundant number, because the sum of its proper divisors (2911571320) is greater than itself. Its abundance is 773183096

Bases of 2138388224

• Binary: 1111111011101010011011100000000₂
• Hexadecimal: 0x7F753700
• Base-36: ZD52WW

Squares and roots of 2138388224

• 2138388224 squared (2138388224²) is 4572704196541874176
• 2138388224 cubed (2138388224³) is 9778216805720525260848103424
• The square root of 2138388224 is 46242.7099551919
• The cube root of 2138388224 is 1288.3351364827

Scales and comparisons

• 2,138,388,224 seconds is equal to 67 years, 51 weeks, 4 days, 20 hours, 43 minutes, 44 seconds.
• To count from 1 to 2,138,388,224 would take you about one hundred thirty-five 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 2138388224 cubic inches would be around 107.4 feet tall.

Recreational maths with 2138388224

• 2138388224 backwards is 4228838312
• The number of decimal digits it has is: 10
• The sum of 2138388224's digits is 41
• More coming soon!