16921748004

Names of 16921748004

• Cardinal: 16921748004 can be written as Sixteen billion, nine hundred twenty-one million, seven hundred forty-eight thousand and four.

Scientific notation

• Scientific notation: 1.6921748004 × 10¹⁰

Factors of 16921748004

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1514688

Divisors of 16921748004

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 12 14 19 21 28 38 42 49 57 76 84 98 114 133 147 196 228 266 294 399 532 588 798 931 1596 1862 2793 3724 5586 11172 1514657 3029314 4543971 6058628 9087942 10602599 18175884 21205198 28778483 31807797 42410396 57556966 63615594 74218193 86335449 115113932 127231188 148436386 172670898 201449381 222654579 296872772 345341796 402898762 445309158 604348143 805797524 890618316 1208696286 1410145667 2417392572 2820291334 4230437001 5640582668 8460874002 16921748004
• Sum of all divisors σ(n): 48347883360
• Sum of proper divisors (its aliquot sum) s(n): 31426135356
• 16921748004 is an abundant number, because the sum of its proper divisors (31426135356) is greater than itself. Its abundance is 14504387352

Bases of 16921748004

• Binary: 1111110000100111010110001000100100₂
• Hexadecimal: 0x3F09D6224
• Base-36: 7RURSBO

Squares and roots of 16921748004

• 16921748004 squared (16921748004²) is 286345555510877984016
• 16921748004 cubed (16921748004³) is 4845467332420470726310291904064
• The square root of 16921748004 is 130083.6192762179
• The cube root of 16921748004 is 2567.3302684505

Scales and comparisons

• 16,921,748,004 seconds is equal to 538 years, 3 weeks, 13 hours, 33 minutes, 24 seconds.
• To count from 1 to 16,921,748,004 would take you about one thousand and seventy-six 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 16921748004 cubic inches would be around 213.9 feet tall.

Recreational maths with 16921748004

• 16921748004 backwards is 40084712961
• 16921748004 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 16921748004's digits is 42
• More coming soon!