188145664

Names of 188145664

• Cardinal: 188145664 can be written as One hundred eighty-eight million, one hundred forty-five thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.88145664 × 10⁸

Factors of 188145664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 219

Divisors of 188145664

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 32 34 56 64 68 112 119 128 136 193 224 238 256 272 386 448 476 512 544 772 896 952 1024 1088 1351 1544 1792 1904 2048 2176 2702 3088 3281 3584 3808 4096 4352 5404 6176 6562 7168 7616 8192 8704 10808 12352 13124 14336 15232 17408 21616 22967 24704 26248 28672 30464 34816 43232 45934 49408 52496 57344 60928 69632 86464 91868 98816 104992 121856 139264 172928 183736 197632 209984 243712 345856 367472 395264 419968 487424 691712 734944 790528 839936 974848 1383424 1469888 1581056 1679872 2766848 2939776 3359744 5533696 5879552 6719488 11067392 11759104 13438976 23518208 26877952 47036416 94072832 188145664
• Sum of all divisors σ(n): 457675488
• Sum of proper divisors (its aliquot sum) s(n): 269529824
• 188145664 is an abundant number, because the sum of its proper divisors (269529824) is greater than itself. Its abundance is 81384160

Bases of 188145664

• Binary: 1011001101101110000000000000₂
• Hexadecimal: 0xB36E000
• Base-36: 340M4G

Squares and roots of 188145664

• 188145664 squared (188145664²) is 35398790882000896
• 188145664 cubed (188145664³) is 6660129015291204226514944
• The square root of 188145664 is 13716.6199918203
• The cube root of 188145664 is 573.0133470733

Scales and comparisons

• 188,145,664 seconds is equal to 5 years, 51 weeks, 14 hours, 41 minutes, 4 seconds.
• To count from 1 to 188,145,664 would take you about eight 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 188145664 cubic inches would be around 47.8 feet tall.

Recreational maths with 188145664

• 188145664 backwards is 466541881
• The number of decimal digits it has is: 9
• The sum of 188145664's digits is 43
• More coming soon!