21564335104

Names of 21564335104

• Cardinal: 21564335104 can be written as Twenty-one billion, five hundred sixty-four million, three hundred thirty-five thousand, one hundred four.

Scientific notation

• Scientific notation: 2.1564335104 × 10¹⁰

Factors of 21564335104

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 368

Divisors of 21564335104

• Number of divisors d(n): 99
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 128 169 208 256 338 353 416 512 676 706 832 1024 1352 1412 1664 2704 2824 3328 4589 5408 5648 6656 9178 10816 11296 13312 18356 21632 22592 36712 43264 45184 59657 73424 86528 90368 119314 124609 146848 173056 180736 238628 249218 293696 361472 477256 498436 587392 954512 996872 1174784 1619917 1909024 1993744 2349568 3239834 3818048 3987488 4699136 6479668 7636096 7974976 12959336 15272192 15949952 21058921 25918672 30544384 31899904 42117842 51837344 61088768 63799808 84235684 103674688 127599616 168471368 207349376 336942736 414698752 673885472 829397504 1347770944 1658795008 2695541888 5391083776 10782167552 21564335104
• Sum of all divisors σ(n): 46811264763
• Sum of proper divisors (its aliquot sum) s(n): 25246929659
• 21564335104 is an abundant number, because the sum of its proper divisors (25246929659) is greater than itself. Its abundance is 3682594555

Bases of 21564335104

• Binary: 10100000101010101011010010000000000₂
• Hexadecimal: 0x50555A400
• Base-36: 9WMUJGG

Squares and roots of 21564335104

• 21564335104 squared (21564335104²) is 465020548477606690816
• 21564335104 cubed (21564335104³) is 10027858937616987720668743204864
• 21564335104 is a perfect square number. Its square root is 146848
• The cube root of 21564335104 is 2783.4196614799

Scales and comparisons

• 21,564,335,104 seconds is equal to 685 years, 35 weeks, 2 days, 5 hours, 5 minutes, 4 seconds.
• To count from 1 to 21,564,335,104 would take you about one thousand, three hundred seventy-one 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 21564335104 cubic inches would be around 232 feet tall.

Recreational maths with 21564335104

• 21564335104 backwards is 40153346512
• The number of decimal digits it has is: 11
• The sum of 21564335104's digits is 34
• More coming soon!