12999921168

Names of 12999921168

• Cardinal: 12999921168 can be written as Twelve billion, nine hundred ninety-nine million, nine hundred twenty-one thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.2999921168 × 10¹⁰

Factors of 12999921168

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4187

Divisors of 12999921168

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 39 41 48 52 78 82 104 123 127 156 164 208 246 254 312 328 381 492 508 533 624 656 762 984 1016 1066 1524 1599 1651 1968 2032 2132 3048 3198 3302 4001 4264 4953 5207 6096 6396 6604 8002 8528 9906 10414 12003 12792 13208 15621 16004 19812 20828 24006 25584 26416 31242 32008 39624 41656 48012 52013 62484 64016 67691 79248 83312 96024 104026 124968 135382 156039 164041 192048 203073 208052 249936 270764 312078 328082 406146 416104 492123 508127 541528 624156 656164 812292 832208 984246 1016254 1083056 1248312 1312328 1524381 1624584 1968492 2032508 2132533 2496624 2624656 3048762 3249168 3936984 4065016 4265066 6097524 6397599 6605651 7873968 8130032 8530132 12195048 12795198 13211302 17060264 19816953 20833207 24390096 25590396 26422604 34120528 39633906 41666414 51180792 52845208 62499621 79267812 83332828 102361584 105690416 124999242 158535624 166665656 249998484 270831691 317071248 333331312 499996968 541663382 812495073 999993936 1083326764 1624990146 2166653528 3249980292 4333307056 6499960584 12999921168
• Sum of all divisors σ(n): 37349609472
• Sum of proper divisors (its aliquot sum) s(n): 24349688304
• 12999921168 is an abundant number, because the sum of its proper divisors (24349688304) is greater than itself. Its abundance is 11349767136

Bases of 12999921168

• Binary: 1100000110110110110000111000010000₂
• Hexadecimal: 0x306DB0E10
• Base-36: 5YZTFDC

Squares and roots of 12999921168

• 12999921168 squared (12999921168²) is 168997950374214484224
• 12999921168 cubed (12999921168³) is 2196960032418364394835779653632
• The square root of 12999921168 is 114017.1968082009
• The cube root of 12999921168 is 2351.3299348797

Scales and comparisons

• 12,999,921,168 seconds is equal to 413 years, 18 weeks, 4 days, 1 hour, 12 minutes, 48 seconds.
• To count from 1 to 12,999,921,168 would take you about eight hundred twenty-six 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 12999921168 cubic inches would be around 195.9 feet tall.

Recreational maths with 12999921168

• 12999921168 backwards is 86112999921
• The number of decimal digits it has is: 11
• The sum of 12999921168's digits is 57
• More coming soon!