990439966976

Names of 990439966976

• Cardinal: 990439966976 can be written as Nine hundred ninety billion, four hundred thirty-nine million, nine hundred sixty-six thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 9.90439966976 × 10¹¹

Factors of 990439966976

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 158745

Divisors of 990439966976

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 128 136 256 272 544 1088 1447 2176 2894 4352 5788 11576 23152 24599 46304 49198 92608 98396 157279 185216 196792 314558 370432 393584 629116 787168 1258232 1574336 2516464 2673743 3148672 5032928 5347486 6297344 10065856 10694972 20131712 21389944 40263424 42779888 85559776 171119552 227582713 342239104 455165426 684478208 910330852 1820661704 3641323408 3868906121 7282646816 7737812242 14565293632 15475624484 29130587264 30951248968 58261174528 61902497936 123804995872 247609991744 495219983488 990439966976
• Sum of all divisors σ(n): 2094765765120
• Sum of proper divisors (its aliquot sum) s(n): 1104325798144
• 990439966976 is an abundant number, because the sum of its proper divisors (1104325798144) is greater than itself. Its abundance is 113885831168

Bases of 990439966976

• Binary: 1110011010011010110100101000100100000000₂
• Hexadecimal: 0xE69AD28900
• Base-36: CN02DTKW

Squares and roots of 990439966976

• 990439966976 squared (990439966976²) is 980971328183419970584576
• 990439966976 cubed (990439966976³) is 971593209890389333736526344854962176
• The square root of 990439966976 is 995208.5042723459
• The cube root of 990439966976 is 9968.0311313047

Scales and comparisons

• 990,439,966,976 seconds is equal to 31,492 years, 48 weeks, 1 day, 13 hours, 2 minutes, 56 seconds.
• To count from 1 to 990,439,966,976 would take you about sixty-two thousand, nine hundred eighty-five 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 990439966976 cubic inches would be around 830.7 feet tall.

Recreational maths with 990439966976

• 990439966976 backwards is 679669934099
• The number of decimal digits it has is: 12
• The sum of 990439966976's digits is 77
• More coming soon!