189199290

Names of 189199290

• Cardinal: 189199290 can be written as One hundred eighty-nine million, one hundred ninety-nine thousand, two hundred ninety.

Scientific notation

• Scientific notation: 1.8919929 × 10⁸

Factors of 189199290

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 214

Divisors of 189199290

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 17 21 30 34 35 42 49 51 67 70 85 98 102 105 113 119 134 147 170 201 210 226 238 245 255 294 335 339 357 402 469 490 510 565 595 670 678 714 735 791 833 938 1005 1130 1139 1190 1407 1470 1582 1666 1695 1785 1921 2010 2278 2345 2373 2499 2814 3283 3390 3417 3570 3842 3955 4165 4690 4746 4998 5537 5695 5763 6566 6834 7035 7571 7910 7973 8330 9605 9849 11074 11390 11526 11865 12495 13447 14070 15142 15946 16415 16611 17085 19210 19698 22713 23730 23919 24990 26894 27685 28815 32830 33222 34170 37855 39865 40341 45426 47838 49245 52997 55370 55811 57630 67235 75710 79730 80682 83055 94129 98490 105994 111622 113565 119595 128707 134470 158991 166110 167433 188258 201705 227130 239190 257414 264985 279055 282387 317982 334866 370979 386121 403410 470645 529970 558110 564774 643535 741958 772242 794955 837165 900949 941290 1112937 1287070 1411935 1589910 1674330 1801898 1854895 1930605 2225874 2702847 2823870 3709790 3861210 4504745 5405694 5564685 6306643 9009490 11129370 12613286 13514235 18919929 27028470 31533215 37839858 63066430 94599645 189199290
• Sum of all divisors σ(n): 572655744
• Sum of proper divisors (its aliquot sum) s(n): 383456454
• 189199290 is an abundant number, because the sum of its proper divisors (383456454) is greater than itself. Its abundance is 194257164

Bases of 189199290

• Binary: 1011010001101111001110111010₂
• Hexadecimal: 0xB46F3BA
• Base-36: 34N73U

Squares and roots of 189199290

• 189199290 squared (189199290²) is 35796371336504100
• 189199290 cubed (189199290³) is 6772648041442926802089000
• The square root of 189199290 is 13754.9732824169
• The cube root of 189199290 is 574.0809919425

Scales and comparisons

• 189,199,290 seconds is equal to 6 years, 5 days, 19 hours, 21 minutes, 30 seconds.
• To count from 1 to 189,199,290 would take you about nine years!

  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 189199290 cubic inches would be around 47.8 feet tall.

Recreational maths with 189199290

• 189199290 backwards is 092991981
• The number of decimal digits it has is: 9
• The sum of 189199290's digits is 48
• More coming soon!