21429043560

Names of 21429043560

• Cardinal: 21429043560 can be written as Twenty-one billion, four hundred twenty-nine million, forty-three thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.142904356 × 10¹⁰

Factors of 21429043560

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 24942

Divisors of 21429043560

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 823 1080 1646 2469 3292 4115 4938 6584 7407 8230 9876 12345 14814 16460 19752 22221 24109 24690 29628 32920 37035 44442 48218 49380 59256 72327 74070 88884 96436 98760 111105 120545 144654 148140 177768 192872 216981 222210 241090 289308 296280 361635 433962 444420 482180 578616 650943 723270 867924 888840 964360 1084905 1301886 1446540 1735848 2169810 2603772 2893080 3254715 4339620 5207544 6509430 8679240 13018860 19841707 26037720 39683414 59525121 79366828 99208535 119050242 158733656 178575363 198417070 238100484 297625605 357150726 396834140 476200968 535726089 595251210 714301452 793668280 892876815 1071452178 1190502420 1428602904 1785753630 2142904356 2381004840 2678630445 3571507260 4285808712 5357260890 7143014520 10714521780 21429043560
• Sum of all divisors σ(n): 71519904000
• Sum of proper divisors (its aliquot sum) s(n): 50090860440
• 21429043560 is an abundant number, because the sum of its proper divisors (50090860440) is greater than itself. Its abundance is 28661816880

Bases of 21429043560

• Binary: 10011111101010001010100000101101000₂
• Hexadecimal: 0x4FD454168
• Base-36: 9UEARU0

Squares and roots of 21429043560

• 21429043560 squared (21429043560²) is 459203907896377473600
• 21429043560 cubed (21429043560³) is 9840300545233700847977150016000
• The square root of 21429043560 is 146386.6235692319
• The cube root of 21429043560 is 2777.5865204755

Scales and comparisons

• 21,429,043,560 seconds is equal to 681 years, 19 weeks, 4 days, 8 hours, 6 minutes.
• To count from 1 to 21,429,043,560 would take you about one thousand, three hundred sixty-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 21429043560 cubic inches would be around 231.5 feet tall.

Recreational maths with 21429043560

• 21429043560 backwards is 06534092412
• 21429043560 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21429043560's digits is 36
• More coming soon!