64720444160472

Names of 64720444160472

• Cardinal: 64720444160472 can be written as Sixty-four trillion, seven hundred twenty billion, four hundred forty-four million, one hundred sixty thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 6.4720444160472 × 10¹³

Factors of 64720444160472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 281756428

Divisors of 64720444160472

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 408 563 1126 1689 2252 3378 4504 6756 9571 13512 19142 28713 38284 57426 76568 114852 229704 281755843 563511686 845267529 1127023372 1690535058 2254046744 3381070116 4789849331 6762140232 9579698662 14369547993 19159397324 28739095986 38318794648 57478191972 114956383944 158628539609 317257079218 475885618827 634514158436 951771237654 1269028316872 1903542475308 2696685173353 3807084950616 5393370346706 8090055520059 10786740693412 16180111040118 21573481386824 32360222080236 64720444160472
• Sum of all divisors σ(n): 171623119697280
• Sum of proper divisors (its aliquot sum) s(n): 106902675536808
• 64720444160472 is an abundant number, because the sum of its proper divisors (106902675536808) is greater than itself. Its abundance is 42182231376336

Bases of 64720444160472

• Binary: 1110101101110011100111000101010111100111011000₂
• Hexadecimal: 0x3ADCE71579D8
• Base-36: MXW5TF5CO

Squares and roots of 64720444160472

• 64720444160472 squared (64720444160472²) is 4188735892328774204887262784
• 64720444160472 cubed (64720444160472³) is 271096847422429286629833671531824929474048
• The square root of 64720444160472 is 8044901.7495847639
• The cube root of 64720444160472 is 40149.5328351361

Scales and comparisons

• 64,720,444,160,472 seconds is equal to 2,057,909 years, 48 weeks, 2 days, 19 hours, 41 minutes, 12 seconds.
• To count from 1 to 64,720,444,160,472 would take you about five million, one hundred forty-four thousand, seven hundred seventy-four 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 64720444160472 cubic inches would be around 3345.8 feet tall.

Recreational maths with 64720444160472

• 64720444160472 backwards is 27406144402746
• 64720444160472 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 64720444160472's digits is 51
• More coming soon!