12899289938938

Names of 12899289938938

• Cardinal: 12899289938938 can be written as Twelve trillion, eight hundred ninety-nine billion, two hundred eighty-nine million, nine hundred thirty-eight thousand, nine hundred thirty-eight.

Scientific notation

• Scientific notation: 1.2899289938938 × 10¹³

Factors of 12899289938938

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 805

Divisors of 12899289938938

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 13 17 26 34 169 221 289 338 442 578 773 1546 2197 2873 3757 4394 4913 5746 7514 9826 10049 13141 20098 26282 37349 48841 63869 74698 97682 127738 130637 170833 223397 261274 341666 446794 597529 634933 830297 1195058 1269866 1660594 1698281 2220829 2904161 3396562 3797749 4441658 5808322 7595498 7767877 10157993 10793861 15535754 20315986 21587722 28870777 37754093 49370737 57741554 75508186 98741474 100982401 132053909 172685881 201964802 264107818 345371762 490803209 641819581 981606418 1283639162 1312771213 1716700817 2244916453 2625542426 2935659977 3433401634 4489832906 5871319954 8343654553 16687309106 22317110621 29183913889 38163579701 44634221242 58367827778 76327159402 379390880557 496126536113 758781761114 992253072226 6449644969469 12899289938938
• Sum of all divisors σ(n): 22299231452400
• Sum of proper divisors (its aliquot sum) s(n): 9399941513462
• 12899289938938 is a deficient number, because the sum of its proper divisors (9399941513462) is less than itself. Its deficiency is 3499348425476

Bases of 12899289938938

• Binary: 10111011101101011001100110000011101111111010₂
• Hexadecimal: 0xBBB59983BFA
• Base-36: 4KLUO6H2Y

Squares and roots of 12899289938938

• 12899289938938 squared (12899289938938²) is 166391680928787111768567844
• 12899289938938 cubed (12899289938938³) is 2146334535727685482091570885618470309672
• The square root of 12899289938938 is 3591558.1491795451
• The cube root of 12899289938938 is 23452.4706710077

Scales and comparisons

• 12,899,289,938,938 seconds is equal to 410,157 years, 27 weeks, 6 hours, 8 minutes, 58 seconds.
• To count from 1 to 12,899,289,938,938 would take you about one million, twenty-five thousand, three hundred ninety-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 12899289938938 cubic inches would be around 1954.4 feet tall.

Recreational maths with 12899289938938

• 12899289938938 backwards is 83983998299821
• The number of decimal digits it has is: 14
• The sum of 12899289938938's digits is 88
• More coming soon!