67909908143728

Names of 67909908143728

• Cardinal: 67909908143728 can be written as Sixty-seven trillion, nine hundred nine billion, nine hundred eight million, one hundred forty-three thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 6.7909908143728 × 10¹³

Factors of 67909908143728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1583335

Divisors of 67909908143728

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 7 8 14 16 28 56 112 648863 934463 1297726 1868926 2595452 3737852 4542041 5190904 6541241 7475704 9084082 10381808 13082482 14951408 18168164 26164964 36336328 52329928 72672656 104659856 606338465569 1212676931138 2425353862276 4244369258983 4850707724552 8488738517966 9701415449104 16977477035932 33954954071864 67909908143728
• Sum of all divisors σ(n): 150372332126208
• Sum of proper divisors (its aliquot sum) s(n): 82462423982480
• 67909908143728 is an abundant number, because the sum of its proper divisors (82462423982480) is greater than itself. Its abundance is 14552515838752

Bases of 67909908143728

• Binary: 1111011100001110000001111100111001111001110000₂
• Hexadecimal: 0x3DC381F39E70
• Base-36: O2LDPXD9S

Squares and roots of 67909908143728

• 67909908143728 squared (67909908143728²) is 4611755624089574534705737984
• 67909908143728 cubed (67909908143728³) is 313183900813244002750155842289731780964352
• The square root of 67909908143728 is 8240746.8195381419
• The cube root of 67909908143728 is 40798.5173720591

Scales and comparisons

• 67,909,908,143,728 seconds is equal to 2,159,325 years, 1 week, 5 hours, 15 minutes, 28 seconds.
• To count from 1 to 67,909,908,143,728 would take you about five million, three hundred ninety-eight thousand, three hundred twelve 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 67909908143728 cubic inches would be around 3399.9 feet tall.

Recreational maths with 67909908143728

• 67909908143728 backwards is 82734180990976
• The number of decimal digits it has is: 14
• The sum of 67909908143728's digits is 73
• More coming soon!