16421864628

Names of 16421864628

• Cardinal: 16421864628 can be written as Sixteen billion, four hundred twenty-one million, eight hundred sixty-four thousand, six hundred twenty-eight.

Scientific notation

• Scientific notation: 1.6421864628 × 10¹⁰

Factors of 16421864628

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2555

Divisors of 16421864628

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 12 13 26 39 52 71 78 142 156 213 284 426 852 923 1039 1427 1846 2078 2769 2854 3117 3692 4156 4281 5538 5708 6234 8562 11076 12468 13507 17124 18551 27014 37102 40521 54028 55653 73769 74204 81042 101317 111306 147538 162084 202634 221307 222612 295076 303951 405268 442614 607902 885228 958997 1215804 1317121 1482653 1917994 2634242 2876991 2965306 3835988 3951363 4447959 5268484 5753982 5930612 7902726 8895918 11507964 15805452 17791836 19274489 38548978 57823467 77097956 105268363 115646934 210536726 231293868 315805089 421073452 631610178 1263220356 1368488719 2736977438 4105466157 5473954876 8210932314 16421864628
• Sum of all divisors σ(n): 41916026880
• Sum of proper divisors (its aliquot sum) s(n): 25494162252
• 16421864628 is an abundant number, because the sum of its proper divisors (25494162252) is greater than itself. Its abundance is 9072297624

Bases of 16421864628

• Binary: 1111010010110100011100010010110100₂
• Hexadecimal: 0x3D2D1C4B4
• Base-36: 7JL5JUC

Squares and roots of 16421864628

• 16421864628 squared (16421864628²) is 269677637860357578384
• 16421864628 cubed (16421864628³) is 4428609662141599719895947001152
• The square root of 16421864628 is 128147.8233447607
• The cube root of 16421864628 is 2541.7967647337

Scales and comparisons

• 16,421,864,628 seconds is equal to 522 years, 8 weeks, 3 days, 21 hours, 3 minutes, 48 seconds.
• To count from 1 to 16,421,864,628 would take you about one thousand and forty-four 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 16421864628 cubic inches would be around 211.8 feet tall.

Recreational maths with 16421864628

• 16421864628 backwards is 82646812461
• The number of decimal digits it has is: 11
• The sum of 16421864628's digits is 48
• More coming soon!