18673968512

Names of 18673968512

• Cardinal: 18673968512 can be written as Eighteen billion, six hundred seventy-three million, nine hundred sixty-eight thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.8673968512 × 10¹⁰

Factors of 18673968512

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 201

Divisors of 18673968512

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 16 17 19 32 34 38 64 68 76 128 136 152 163 272 289 304 323 326 544 578 608 646 652 1088 1156 1216 1292 1304 2176 2312 2432 2584 2608 2771 3097 4624 5168 5216 5491 5542 6194 9248 10336 10432 10982 11084 12388 18496 20672 20864 21964 22168 24776 26569 36992 41344 43928 44336 47107 49552 52649 53138 87856 88672 94214 99104 105298 106276 175712 177344 188428 198208 210596 212552 351424 354688 376856 396416 421192 425104 451673 504811 702848 753712 842384 850208 895033 903346 1009622 1507424 1684768 1700416 1790066 1806692 2019244 3014848 3369536 3400832 3580132 3613384 4038488 6029696 6739072 7160264 7226768 7678441 8076976 8581787 14320528 14453536 15356882 16153952 17163574 28641056 28907072 30713764 32307904 34327148 57282112 57814144 61427528 64615808 68654296 114564224 122855056 137308592 145890379 245710112 274617184 291780758 491420224 549234368 583561516 982840448 1098468736 1167123032 2334246064 4668492128 9336984256 18673968512
• Sum of all divisors σ(n): 41855858100
• Sum of proper divisors (its aliquot sum) s(n): 23181889588
• 18673968512 is an abundant number, because the sum of its proper divisors (23181889588) is greater than itself. Its abundance is 4507921076

Bases of 18673968512

• Binary: 10001011001000011100010010110000000₂
• Hexadecimal: 0x4590E2580
• Base-36: 8KTZYBK

Squares and roots of 18673968512

• 18673968512 squared (18673968512²) is 348717099987167494144
• 18673968512 cubed (18673968512³) is 6511932144756321389715000393728
• The square root of 18673968512 is 136652.7296178163
• The cube root of 18673968512 is 2653.0506466061

Scales and comparisons

• 18,673,968,512 seconds is equal to 593 years, 40 weeks, 1 day, 21 hours, 28 minutes, 32 seconds.
• To count from 1 to 18,673,968,512 would take you about one thousand, one hundred eighty-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 18673968512 cubic inches would be around 221.1 feet tall.

Recreational maths with 18673968512

• 18673968512 backwards is 21586937681
• The number of decimal digits it has is: 11
• The sum of 18673968512's digits is 56
• More coming soon!