189743994

Names of 189743994

• Cardinal: 189743994 can be written as One hundred eighty-nine million, seven hundred forty-three thousand, nine hundred ninety-four.

Scientific notation

• Scientific notation: 1.89743994 × 10⁸

Factors of 189743994

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1693

Divisors of 189743994

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 11 18 19 22 31 33 38 57 62 66 93 99 114 171 186 198 209 279 341 342 418 558 589 627 682 1023 1178 1254 1627 1767 1881 2046 3069 3254 3534 3762 4881 5301 6138 6479 9762 10602 12958 14643 17897 19437 29286 30913 35794 38874 50437 53691 58311 61826 92739 100874 107382 116622 151311 161073 185478 278217 302622 322146 340043 453933 554807 556434 680086 907866 958303 1020129 1109614 1664421 1916606 2040258 2874909 3060387 3328842 4993263 5749818 6120774 8624727 9986526 10541333 17249454 21082666 31623999 63247998 94871997 189743994
• Sum of all divisors σ(n): 487618560
• Sum of proper divisors (its aliquot sum) s(n): 297874566
• 189743994 is an abundant number, because the sum of its proper divisors (297874566) is greater than itself. Its abundance is 108130572

Bases of 189743994

• Binary: 1011010011110100001101111010₂
• Hexadecimal: 0xB4F437A
• Base-36: 34YVEI

Squares and roots of 189743994

• 189743994 squared (189743994²) is 36002783259072036
• 189743994 cubed (189743994³) is 6831311890692664844351784
• The square root of 189743994 is 13774.7593082421
• The cube root of 189743994 is 574.6313897097

Scales and comparisons

• 189,743,994 seconds is equal to 6 years, 1 week, 5 days, 2 hours, 39 minutes, 54 seconds.
• To count from 1 to 189,743,994 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 189743994 cubic inches would be around 47.9 feet tall.

Recreational maths with 189743994

• 189743994 backwards is 499347981
• The number of decimal digits it has is: 9
• The sum of 189743994's digits is 54
• More coming soon!