20109180

Names of 20109180

• Cardinal: 20109180 can be written as Twenty million, one hundred nine thousand, one hundred eighty.

Scientific notation

• Scientific notation: 2.010918 × 10⁷

Factors of 20109180

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 186

Divisors of 20109180

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 29 30 35 39 42 52 58 60 65 70 78 84 87 91 105 116 127 130 140 145 156 174 182 195 203 210 254 260 273 290 348 364 377 381 390 406 420 435 455 508 546 580 609 635 754 762 780 812 870 889 910 1015 1092 1131 1218 1270 1365 1508 1524 1651 1740 1778 1820 1885 1905 2030 2262 2436 2540 2639 2667 2730 3045 3302 3556 3683 3770 3810 4060 4445 4524 4953 5278 5334 5460 5655 6090 6604 7366 7540 7620 7917 8255 8890 9906 10556 10668 11049 11310 11557 12180 13195 13335 14732 15834 16510 17780 18415 19812 22098 22620 23114 24765 25781 26390 26670 31668 33020 34671 36830 39585 44196 46228 47879 49530 51562 52780 53340 55245 57785 69342 73660 77343 79170 95758 99060 103124 110490 115570 128905 138684 143637 154686 158340 173355 191516 220980 231140 239395 257810 287274 309372 335153 346710 386715 478790 515620 574548 670306 693420 718185 773430 957580 1005459 1340612 1436370 1546860 1675765 2010918 2872740 3351530 4021836 5027295 6703060 10054590 20109180
• Sum of all divisors σ(n): 72253440
• Sum of proper divisors (its aliquot sum) s(n): 52144260
• 20109180 is an abundant number, because the sum of its proper divisors (52144260) is greater than itself. Its abundance is 32035080

Bases of 20109180

• Binary: 1001100101101011101111100₂
• Hexadecimal: 0x132D77C
• Base-36: BZ0CC

Squares and roots of 20109180

• 20109180 squared (20109180²) is 404379120272400
• 20109180 cubed (20109180³) is 8131732517799340632000
• The square root of 20109180 is 4484.3260363181
• The cube root of 20109180 is 271.9347991067

Scales and comparisons

• 20,109,180 seconds is equal to 33 weeks, 1 day, 17 hours, 53 minutes.
• To count from 1 to 20,109,180 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 20109180 cubic inches would be around 22.7 feet tall.

Recreational maths with 20109180

• 20109180 backwards is 08190102
• 20109180 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20109180's digits is 21
• More coming soon!