198115428

Names of 198115428

• Cardinal: 198115428 can be written as One hundred ninety-eight million, one hundred fifteen thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 1.98115428 × 10⁸

Factors of 198115428

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 518

Divisors of 198115428

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 49 84 98 127 147 196 254 294 343 379 381 508 588 686 758 762 889 1029 1137 1372 1516 1524 1778 2058 2274 2653 2667 3556 4116 4548 5306 5334 6223 7959 10612 10668 12446 15918 18571 18669 24892 31836 37142 37338 43561 48133 55713 74284 74676 87122 96266 111426 129997 130683 144399 174244 192532 222852 259994 261366 288798 336931 389991 519988 522732 577596 673862 779982 1010793 1347724 1559964 2021586 2358517 4043172 4717034 7075551 9434068 14151102 16509619 28302204 33019238 49528857 66038476 99057714 198115428
• Sum of all divisors σ(n): 544768000
• Sum of proper divisors (its aliquot sum) s(n): 346652572
• 198115428 is an abundant number, because the sum of its proper divisors (346652572) is greater than itself. Its abundance is 148537144

Bases of 198115428

• Binary: 1011110011110000000001100100₂
• Hexadecimal: 0xBCF0064
• Base-36: 39YAUC

Squares and roots of 198115428

• 198115428 squared (198115428²) is 39249722811623184
• 198115428 cubed (198115428³) is 7775975633706090472882752
• The square root of 198115428 is 14075.3482372551
• The cube root of 198115428 is 582.9609071659

Scales and comparisons

• 198,115,428 seconds is equal to 6 years, 15 weeks, 4 days, 3 minutes, 48 seconds.
• To count from 1 to 198,115,428 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 198115428 cubic inches would be around 48.6 feet tall.

Recreational maths with 198115428

• 198115428 backwards is 824511891
• The number of decimal digits it has is: 9
• The sum of 198115428's digits is 39
• More coming soon!