18948168

Names of 18948168

• Cardinal: 18948168 can be written as Eighteen million, nine hundred forty-eight thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8948168 × 10⁷

Factors of 18948168

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 24

Divisors of 18948168

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 19 24 27 36 38 54 57 72 76 81 108 114 152 162 171 216 228 243 324 342 361 456 486 513 648 684 722 729 972 1026 1083 1368 1444 1458 1539 1944 2052 2166 2187 2888 2916 3078 3249 4104 4332 4374 4617 5832 6156 6498 6561 8664 8748 9234 9747 12312 12996 13122 13851 17496 18468 19494 25992 26244 27702 29241 36936 38988 41553 52488 55404 58482 77976 83106 87723 110808 116964 124659 166212 175446 233928 249318 263169 332424 350892 498636 526338 701784 789507 997272 1052676 1579014 2105352 2368521 3158028 4737042 6316056 9474084 18948168
• Sum of all divisors σ(n): 56241315
• Sum of proper divisors (its aliquot sum) s(n): 37293147
• 18948168 is an abundant number, because the sum of its proper divisors (37293147) is greater than itself. Its abundance is 18344979

Bases of 18948168

• Binary: 1001000010010000001001000₂
• Hexadecimal: 0x1212048
• Base-36: BA4I0

Squares and roots of 18948168

• 18948168 squared (18948168²) is 359033070556224
• 18948168 cubed (18948168³) is 6803018938455185797632
• The square root of 18948168 is 4352.9493449843
• The cube root of 18948168 is 266.5972972339

Scales and comparisons

• 18,948,168 seconds is equal to 31 weeks, 2 days, 7 hours, 22 minutes, 48 seconds.
• To count from 1 to 18,948,168 would take you about forty-six weeks!

  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 18948168 cubic inches would be around 22.2 feet tall.

Recreational maths with 18948168

• 18948168 backwards is 86184981
• The number of decimal digits it has is: 8
• The sum of 18948168's digits is 45
• More coming soon!