12831071988

Names of 12831071988

• Cardinal: 12831071988 can be written as Twelve billion, eight hundred thirty-one million, seventy-one thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.2831071988 × 10¹⁰

Factors of 12831071988

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 882

Divisors of 12831071988

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 31 42 49 62 84 93 98 124 147 186 196 217 294 372 434 588 651 839 868 1302 1519 1678 2517 2604 3038 3356 4557 5034 5873 6076 9114 10068 11746 17619 18228 23492 26009 35238 41111 52018 70476 78027 82222 104036 123333 156054 164444 182063 246666 312108 364126 493332 546189 703921 728252 1092378 1274441 1407842 2111763 2184756 2548882 2815684 3823323 4223526 4927447 5097764 7646646 8447052 9854894 14782341 15293292 19709788 21821551 29564682 34492129 43643102 59129364 65464653 68984258 87286204 103476387 130929306 137968516 152750857 206952774 261858612 305501714 413905548 458252571 611003428 916505142 1069255999 1833010284 2138511998 3207767997 4277023996 6415535994 12831071988
• Sum of all divisors σ(n): 35993553792
• Sum of proper divisors (its aliquot sum) s(n): 23162481804
• 12831071988 is an abundant number, because the sum of its proper divisors (23162481804) is greater than itself. Its abundance is 10331409816

Bases of 12831071988

• Binary: 1011111100110010101001111011110100₂
• Hexadecimal: 0x2FCCA9EF4
• Base-36: 5W7AEIC

Squares and roots of 12831071988

• 12831071988 squared (12831071988²) is 164636408361238272144
• 12831071988 cubed (12831071988³) is 2112461607528813378700399102272
• The square root of 12831071988 is 113274.3218386231
• The cube root of 12831071988 is 2341.1054744497

Scales and comparisons

• 12,831,071,988 seconds is equal to 407 years, 51 weeks, 2 days, 18 hours, 39 minutes, 48 seconds.
• To count from 1 to 12,831,071,988 would take you about eight hundred fifteen 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 12831071988 cubic inches would be around 195.1 feet tall.

Recreational maths with 12831071988

• 12831071988 backwards is 88917013821
• The number of decimal digits it has is: 11
• The sum of 12831071988's digits is 48
• More coming soon!