19979190

Names of 19979190

• Cardinal: 19979190 can be written as Nineteen million, nine hundred seventy-nine thousand, one hundred ninety.

Scientific notation

• Scientific notation: 1.997919 × 10⁷

Factors of 19979190

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 59

Divisors of 19979190

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 14 15 18 21 22 27 30 31 33 35 42 45 54 55 62 63 66 70 77 90 93 99 105 110 126 135 154 155 165 186 189 198 210 217 231 270 279 297 310 315 330 341 378 385 434 462 465 495 558 594 630 651 682 693 770 837 930 945 961 990 1023 1085 1155 1302 1386 1395 1485 1674 1705 1890 1922 1953 2046 2079 2170 2310 2387 2790 2883 2970 3069 3255 3410 3465 3906 4158 4185 4774 4805 5115 5766 5859 6138 6510 6727 6930 7161 8370 8649 9207 9610 9765 10230 10395 10571 11718 11935 13454 14322 14415 15345 17298 18414 19530 20181 20790 21142 21483 23870 25947 28830 29295 30690 31713 33635 35805 40362 42966 43245 46035 51894 52855 58590 60543 63426 64449 67270 71610 73997 86490 92070 95139 100905 105710 107415 121086 128898 129735 147994 158565 181629 190278 201810 214830 221991 259470 285417 302715 317130 322245 363258 369985 443982 475695 570834 605430 644490 665973 739970 908145 951390 1109955 1331946 1427085 1816290 1997919 2219910 2854170 3329865 3995838 6659730 9989595 19979190
• Sum of all divisors σ(n): 68636160
• Sum of proper divisors (its aliquot sum) s(n): 48656970
• 19979190 is an abundant number, because the sum of its proper divisors (48656970) is greater than itself. Its abundance is 28677780

Bases of 19979190

• Binary: 1001100001101101110110110₂
• Hexadecimal: 0x130DBB6
• Base-36: BW81I

Squares and roots of 19979190

• 19979190 squared (19979190²) is 399168033056100
• 19979190 cubed (19979190³) is 7975053974354102559000
• The square root of 19979190 is 4469.8087207397
• The cube root of 19979190 is 271.3475839369

Scales and comparisons

• 19,979,190 seconds is equal to 33 weeks, 5 hours, 46 minutes, 30 seconds.
• To count from 1 to 19,979,190 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 19979190 cubic inches would be around 22.6 feet tall.

Recreational maths with 19979190

• 19979190 backwards is 09197991
• 19979190 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 19979190's digits is 45
• More coming soon!