16399827885

Names of 16399827885

• Cardinal: 16399827885 can be written as Sixteen billion, three hundred ninety-nine million, eight hundred twenty-seven thousand, eight hundred eighty-five.

Scientific notation

• Scientific notation: 1.6399827885 × 10¹⁰

Factors of 16399827885

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 42217

Divisors of 16399827885

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 7 15 21 23 35 49 69 105 115 147 161 245 345 483 529 735 805 1127 1587 2415 2645 3381 3703 5635 7935 11109 16905 18515 25921 42179 55545 77763 126537 129605 210895 295253 388815 632685 885759 970117 1476265 2066771 2910351 4428795 4850585 6200313 6790819 10333855 14551755 20372457 22312691 31001565 33954095 47535733 66938073 101862285 111563455 142607199 156188837 237678665 334690365 468566511 713035995 780944185 1093321859 2342832555 3279965577 5466609295 16399827885
• Sum of all divisors σ(n): 31909338720
• Sum of proper divisors (its aliquot sum) s(n): 15509510835
• 16399827885 is a deficient number, because the sum of its proper divisors (15509510835) is less than itself. Its deficiency is 890317050

Bases of 16399827885

• Binary: 1111010001100000011000001110101101₂
• Hexadecimal: 0x3D18183AD
• Base-36: 7J8186L

Squares and roots of 16399827885

• 16399827885 squared (16399827885²) is 268954354657623573225
• 16399827885 cubed (16399827885³) is 4410805125306274704008694379125
• The square root of 16399827885 is 128061.8127507181
• The cube root of 16399827885 is 2540.6592975645

Scales and comparisons

• 16,399,827,885 seconds is equal to 521 years, 24 weeks, 19 hours, 44 minutes, 45 seconds.
• To count from 1 to 16,399,827,885 would take you about one thousand and forty-two 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 16399827885 cubic inches would be around 211.7 feet tall.

Recreational maths with 16399827885

• 16399827885 backwards is 58872899361
• The number of decimal digits it has is: 11
• The sum of 16399827885's digits is 66
• More coming soon!