19998132

Names of 19998132

• Cardinal: 19998132 can be written as Nineteen million, nine hundred ninety-eight thousand, one hundred thirty-two.

Scientific notation

• Scientific notation: 1.9998132 × 10⁷

Factors of 19998132

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 987

Divisors of 19998132

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 21 22 23 28 33 42 44 46 66 69 77 84 92 132 138 154 161 231 253 276 308 322 462 483 506 644 759 924 941 966 1012 1518 1771 1882 1932 2823 3036 3542 3764 5313 5646 6587 7084 10351 10626 11292 13174 19761 20702 21252 21643 26348 31053 39522 41404 43286 62106 64929 72457 79044 86572 124212 129858 144914 151501 217371 238073 259716 289828 303002 434742 454503 476146 606004 714219 869484 909006 952292 1428438 1666511 1818012 2856876 3333022 4999533 6666044 9999066 19998132
• Sum of all divisors σ(n): 60770304
• Sum of proper divisors (its aliquot sum) s(n): 40772172
• 19998132 is an abundant number, because the sum of its proper divisors (40772172) is greater than itself. Its abundance is 20774040

Bases of 19998132

• Binary: 1001100010010010110110100₂
• Hexadecimal: 0x13125B4
• Base-36: BWMNO

Squares and roots of 19998132

• 19998132 squared (19998132²) is 399925283489424
• 19998132 cubed (19998132³) is 7997758609358921755968
• The square root of 19998132 is 4471.9271013733
• The cube root of 19998132 is 271.4333105095

Scales and comparisons

• 19,998,132 seconds is equal to 33 weeks, 11 hours, 2 minutes, 12 seconds.
• To count from 1 to 19,998,132 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 19998132 cubic inches would be around 22.6 feet tall.

Recreational maths with 19998132

• 19998132 backwards is 23189991
• 19998132 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 19998132's digits is 42
• More coming soon!