19983964

Names of 19983964

• Cardinal: 19983964 can be written as Nineteen million, nine hundred eighty-three thousand, nine hundred sixty-four.

Scientific notation

• Scientific notation: 1.9983964 × 10⁷

Factors of 19983964

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 87

Divisors of 19983964

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 11 13 14 22 23 26 28 31 44 46 49 52 62 77 91 92 98 124 143 154 161 182 196 217 253 286 299 308 322 341 364 403 434 506 539 572 598 637 644 682 713 806 868 1001 1012 1078 1127 1196 1274 1364 1426 1519 1612 1771 2002 2093 2156 2254 2387 2548 2821 2852 3038 3289 3542 4004 4186 4433 4508 4774 4991 5642 6076 6578 7007 7084 7843 8372 8866 9269 9548 9982 11284 12397 13156 14014 14651 15686 16709 17732 18538 19747 19964 23023 24794 28028 29302 31031 31372 33418 34937 37076 39494 46046 49588 54901 58604 62062 64883 66836 69874 78988 92092 101959 109802 124124 129766 139748 161161 203918 217217 219604 259532 322322 384307 407836 434434 454181 644644 713713 768614 868868 908362 1427426 1537228 1816724 2854852 4995991 9991982 19983964
• Sum of all divisors σ(n): 51480576
• Sum of proper divisors (its aliquot sum) s(n): 31496612
• 19983964 is an abundant number, because the sum of its proper divisors (31496612) is greater than itself. Its abundance is 11512648

Bases of 19983964

• Binary: 1001100001110111001011100₂
• Hexadecimal: 0x130EE5C
• Base-36: BWBQ4

Squares and roots of 19983964

• 19983964 squared (19983964²) is 399358817153296
• 19983964 cubed (19983964³) is 7980772225074049745344
• The square root of 19983964 is 4470.3427161685
• The cube root of 19983964 is 271.3691949265

Scales and comparisons

• 19,983,964 seconds is equal to 33 weeks, 7 hours, 6 minutes, 4 seconds.
• To count from 1 to 19,983,964 would take you about forty-nine 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 19983964 cubic inches would be around 22.6 feet tall.

Recreational maths with 19983964

• 19983964 backwards is 46938991
• 19983964 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 19983964's digits is 49
• More coming soon!