2009802816

Names of 2009802816

• Cardinal: 2009802816 can be written as Two billion, nine million, eight hundred two thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 2.009802816 × 10⁹

Factors of 2009802816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 71221

Divisors of 2009802816

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 64 72 84 96 98 112 126 144 147 168 192 196 224 252 288 294 336 392 441 448 504 576 588 672 784 882 1008 1176 1344 1568 1764 2016 2352 3136 3528 4032 4704 7056 9408 14112 28224 71209 142418 213627 284836 427254 498463 569672 640881 854508 996926 1139344 1281762 1495389 1709016 1993852 2278688 2563524 2990778 3418032 3489241 3987704 4486167 4557376 5127048 5981556 6836064 6978482 7975408 8972334 10254096 10467723 11963112 13672128 13956964 15950816 17944668 20508192 20935446 23926224 27913928 31403169 31901632 35889336 41016384 41870892 47852448 55827856 62806338 71778672 83741784 95704896 111655712 125612676 143557344 167483568 223311424 251225352 287114688 334967136 502450704 669934272 1004901408 2009802816
• Sum of all divisors σ(n): 6701359470
• Sum of proper divisors (its aliquot sum) s(n): 4691556654
• 2009802816 is an abundant number, because the sum of its proper divisors (4691556654) is greater than itself. Its abundance is 2681753838

Bases of 2009802816

• Binary: 1110111110010110010100001000000₂
• Hexadecimal: 0x77CB2840
• Base-36: X8L1S0

Squares and roots of 2009802816

• 2009802816 squared (2009802816²) is 4039307359201529856
• 2009802816 cubed (2009802816³) is 8118211305212758216096874496
• The square root of 2009802816 is 44830.8243957213
• The cube root of 2009802816 is 1261.9761582727

Scales and comparisons

• 2,009,802,816 seconds is equal to 63 years, 47 weeks, 14 hours, 33 minutes, 36 seconds.
• To count from 1 to 2,009,802,816 would take you about one hundred twenty-seven 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 2009802816 cubic inches would be around 105.2 feet tall.

Recreational maths with 2009802816

• 2009802816 backwards is 6182089002
• 2009802816 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2009802816's digits is 36
• More coming soon!