18074980

Names of 18074980

• Cardinal: 18074980 can be written as Eighteen million, seventy-four thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.807498 × 10⁷

Factors of 18074980

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 122

Divisors of 18074980

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 97 110 121 140 154 194 220 242 308 385 388 484 485 605 679 770 847 970 1067 1210 1331 1358 1540 1694 1940 2134 2420 2662 2716 3388 3395 4235 4268 5324 5335 6655 6790 7469 8470 9317 10670 11737 13310 13580 14938 16940 18634 21340 23474 26620 29876 37268 37345 46585 46948 58685 74690 82159 93170 117370 129107 149380 164318 186340 234740 258214 328636 410795 516428 645535 821590 903749 1291070 1643180 1807498 2582140 3614996 4518745 9037490 18074980
• Sum of all divisors σ(n): 48206592
• Sum of proper divisors (its aliquot sum) s(n): 30131612
• 18074980 is an abundant number, because the sum of its proper divisors (30131612) is greater than itself. Its abundance is 12056632

Bases of 18074980

• Binary: 1000100111100110101100100₂
• Hexadecimal: 0x113CD64
• Base-36: AREQS

Squares and roots of 18074980

• 18074980 squared (18074980²) is 326704902000400
• 18074980 cubed (18074980³) is 5905184569559189992000
• The square root of 18074980 is 4251.4679817681
• The cube root of 18074980 is 262.4375301081

Scales and comparisons

• 18,074,980 seconds is equal to 29 weeks, 6 days, 4 hours, 49 minutes, 40 seconds.
• To count from 1 to 18,074,980 would take you about forty-four 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 18074980 cubic inches would be around 21.9 feet tall.

Recreational maths with 18074980

• 18074980 backwards is 08947081
• The number of decimal digits it has is: 8
• The sum of 18074980's digits is 37
• More coming soon!