221728429312

Names of 221728429312

• Cardinal: 221728429312 can be written as Two hundred twenty-one billion, seven hundred twenty-eight million, four hundred twenty-nine thousand, three hundred twelve.

Scientific notation

• Scientific notation: 2.21728429312 × 10¹¹

Factors of 221728429312

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 185

Divisors of 221728429312

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 73 97 104 128 146 194 208 256 292 388 416 584 776 832 949 1168 1261 1552 1664 1898 2336 2522 3104 3328 3796 4672 5044 6208 7081 7592 9344 9409 10088 12416 14162 15184 18688 18818 20176 24832 28324 30368 37636 40352 56648 60736 75272 80704 92053 113296 121472 122317 150544 161408 184106 226592 242944 244634 301088 322816 368212 453184 489268 602176 686857 736424 906368 912673 978536 1204352 1373714 1472848 1812736 1825346 1957072 2408704 2747428 2945696 3650692 3914144 5494856 5891392 7301384 7828288 8929141 10989712 11782784 11864749 14602768 15656576 17858282 21979424 23565568 23729498 29205536 31313152 35716564 43958848 47458996 58411072 66625129 71433128 87917696 94917992 116822144 133250258 142866256 175835392 189835984 233644288 266500516 285732512 379671968 533001032 571465024 759343936 866126677 1066002064 1142930048 1518687872 1732253354 2132004128 2285860096 3037375744 3464506708 4264008256 6929013416 8528016512 13858026832 17056033024 27716053664 55432107328 110864214656 221728429312
• Sum of all divisors σ(n): 488198403280
• Sum of proper divisors (its aliquot sum) s(n): 266469973968
• 221728429312 is an abundant number, because the sum of its proper divisors (266469973968) is greater than itself. Its abundance is 44741544656

Bases of 221728429312

• Binary: 11001110100000000010110101010100000000₂
• Hexadecimal: 0x33A00B5500
• Base-36: 2TUZDR0G

Squares and roots of 221728429312

• 221728429312 squared (221728429312²) is 49163496365166580793344
• 221728429312 cubed (221728429312³) is 10900944828534607148541711984099328
• The square root of 221728429312 is 470880.4830442647
• The cube root of 221728429312 is 6052.5789093033

Scales and comparisons

• 221,728,429,312 seconds is equal to 7,050 years, 14 weeks, 3 days, 6 hours, 21 minutes, 52 seconds.
• To count from 1 to 221,728,429,312 would take you about fourteen thousand, one hundred 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 221728429312 cubic inches would be around 504.4 feet tall.

Recreational maths with 221728429312

• 221728429312 backwards is 213924827122
• The number of decimal digits it has is: 12
• The sum of 221728429312's digits is 43
• More coming soon!