68190012

Names of 68190012

• Cardinal: 68190012 can be written as Sixty-eight million, one hundred ninety thousand and twelve.

Scientific notation

• Scientific notation: 6.8190012 × 10⁷

Factors of 68190012

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 88

Divisors of 68190012

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 19 22 27 33 36 38 44 53 54 57 66 76 81 99 106 108 114 132 159 162 171 198 209 212 228 297 318 324 342 361 396 418 477 513 583 594 627 636 684 722 836 891 954 1007 1026 1083 1166 1188 1254 1431 1444 1539 1749 1782 1881 1908 2014 2052 2166 2332 2508 2862 3021 3078 3249 3498 3564 3762 3971 4028 4293 4332 5247 5643 5724 6042 6156 6498 6996 7524 7942 8586 9063 9747 10494 11077 11286 11913 12084 12996 15741 15884 16929 17172 18126 19133 19494 20988 22154 22572 23826 27189 29241 31482 33231 33858 35739 36252 38266 38988 44308 47223 47652 54378 57399 58482 62964 66462 67716 71478 76532 81567 94446 99693 107217 108756 114798 116964 132924 142956 163134 172197 188892 199386 210463 214434 229596 299079 321651 326268 344394 398772 420926 428868 516591 598158 631389 643302 688788 841852 897237 1033182 1196316 1262778 1286604 1549773 1794474 1894167 2066364 2525556 3099546 3588948 3788334 5682501 6199092 7576668 11365002 17047503 22730004 34095006 68190012
• Sum of all divisors σ(n): 209114136
• Sum of proper divisors (its aliquot sum) s(n): 140924124
• 68190012 is an abundant number, because the sum of its proper divisors (140924124) is greater than itself. Its abundance is 72734112

Bases of 68190012

• Binary: 100000100000111111100111100₂
• Hexadecimal: 0x4107F3C
• Base-36: 14LJR0

Squares and roots of 68190012

• 68190012 squared (68190012²) is 4649877736560144
• 68190012 cubed (68190012³) is 317075218654569058081728
• The square root of 68190012 is 8257.7243838723
• The cube root of 68190012 is 408.5453347921

Scales and comparisons

• 68,190,012 seconds is equal to 2 years, 8 weeks, 5 days, 5 hours, 40 minutes, 12 seconds.
• To count from 1 to 68,190,012 would take you about three 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 68190012 cubic inches would be around 34 feet tall.

Recreational maths with 68190012

• 68190012 backwards is 21009186
• 68190012 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 68190012's digits is 27
• More coming soon!