12988151790

Names of 12988151790

• Cardinal: 12988151790 can be written as Twelve billion, nine hundred eighty-eight million, one hundred fifty-one thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 1.298815179 × 10¹⁰

Factors of 12988151790

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 10805

Divisors of 12988151790

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 15 30 41 82 123 205 246 410 615 1093 1230 2186 3279 5465 6558 9661 10930 16395 19322 28983 32790 44813 48305 57966 89626 96610 134439 144915 224065 268878 289830 396101 448130 672195 792202 1188303 1344390 1980505 2376606 3961010 5941515 10559473 11883030 21118946 31678419 52797365 63356838 105594730 158392095 316784190 432938393 865876786 1298815179 2164691965 2597630358 4329383930 6494075895 12988151790
• Sum of all divisors σ(n): 31964369472
• Sum of proper divisors (its aliquot sum) s(n): 18976217682
• 12988151790 is an abundant number, because the sum of its proper divisors (18976217682) is greater than itself. Its abundance is 5988065892

Bases of 12988151790

• Binary: 1100000110001001110111011111101110₂
• Hexadecimal: 0x3062777EE
• Base-36: 5YST626

Squares and roots of 12988151790

• 12988151790 squared (12988151790²) is 168692086920080204100
• 12988151790 cubed (12988151790³) is 2190998430689875289824980339000
• The square root of 12988151790 is 113965.5728279379
• The cube root of 12988151790 is 2350.6201345143

Scales and comparisons

• 12,988,151,790 seconds is equal to 412 years, 51 weeks, 19 hours, 56 minutes, 30 seconds.
• To count from 1 to 12,988,151,790 would take you about eight hundred twenty-five 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 12988151790 cubic inches would be around 195.9 feet tall.

Recreational maths with 12988151790

• 12988151790 backwards is 09715188921
• The number of decimal digits it has is: 11
• The sum of 12988151790's digits is 51
• More coming soon!