12638004912

Names of 12638004912

• Cardinal: 12638004912 can be written as Twelve billion, six hundred thirty-eight million, four thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.2638004912 × 10¹⁰

Factors of 12638004912

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 750137

Divisors of 12638004912

• Number of divisors d(n): 100
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 72 78 81 104 108 117 144 156 162 208 216 234 312 324 351 432 468 624 648 702 936 1053 1296 1404 1872 2106 2808 4212 5616 8424 16848 750119 1500238 2250357 3000476 4500714 6000952 6751071 9001428 9751547 12001904 13502142 18002856 19503094 20253213 27004284 29254641 36005712 39006188 40506426 54008568 58509282 60759639 78012376 81012852 87763923 108017136 117018564 121519278 156024752 162025704 175527846 234037128 243038556 263291769 324051408 351055692 468074256 486077112 526583538 702111384 789875307 972154224 1053167076 1404222768 1579750614 2106334152 3159501228 4212668304 6319002456 12638004912
• Sum of all divisors σ(n): 39391801680
• Sum of proper divisors (its aliquot sum) s(n): 26753796768
• 12638004912 is an abundant number, because the sum of its proper divisors (26753796768) is greater than itself. Its abundance is 14115791856

Bases of 12638004912

• Binary: 1011110001010010001010011010110000₂
• Hexadecimal: 0x2F148A6B0
• Base-36: 5T0CB00

Squares and roots of 12638004912

• 12638004912 squared (12638004912²) is 159719168155736127744
• 12638004912 cubed (12638004912³) is 2018531631692747163404531478528
• The square root of 12638004912 is 112418.8814745993
• The cube root of 12638004912 is 2329.3040042679

Scales and comparisons

• 12,638,004,912 seconds is equal to 401 years, 44 weeks, 1 day, 4 hours, 55 minutes, 12 seconds.
• To count from 1 to 12,638,004,912 would take you about eight hundred 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 12638004912 cubic inches would be around 194.1 feet tall.

Recreational maths with 12638004912

• 12638004912 backwards is 21940083621
• 12638004912 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12638004912's digits is 36
• More coming soon!