21425858080

Names of 21425858080

• Cardinal: 21425858080 can be written as Twenty-one billion, four hundred twenty-five million, eight hundred fifty-eight thousand and eighty.

Scientific notation

• Scientific notation: 2.142585808 × 10¹⁰

Factors of 21425858080

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 53874

Divisors of 21425858080

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 160 176 220 227 352 440 454 880 908 1135 1760 1816 2270 2497 3632 4540 4994 7264 9080 9988 12485 18160 19976 24970 36320 39952 49940 53629 79904 99880 107258 199760 214516 268145 399520 429032 536290 589919 858064 1072580 1179838 1716128 2145160 2359676 2949595 4290320 4719352 5899190 8580640 9438704 11798380 12173783 18877408 23596760 24347566 47193520 48695132 60868915 94387040 97390264 121737830 133911613 194780528 243475660 267823226 389561056 486951320 535646452 669558065 973902640 1071292904 1339116130 1947805280 2142585808 2678232260 4285171616 5356464520 10712929040 21425858080
• Sum of all divisors σ(n): 55464575040
• Sum of proper divisors (its aliquot sum) s(n): 34038716960
• 21425858080 is an abundant number, because the sum of its proper divisors (34038716960) is greater than itself. Its abundance is 12612858880

Bases of 21425858080

• Binary: 10011111101000101001010011000100000₂
• Hexadecimal: 0x4FD14A620
• Base-36: 9UCEHWG

Squares and roots of 21425858080

• 21425858080 squared (21425858080²) is 459067394464301286400
• 21425858080 cubed (21425858080³) is 9835912842947496988767834112000
• The square root of 21425858080 is 146375.7427991401
• The cube root of 21425858080 is 2777.4488819673

Scales and comparisons

• 21,425,858,080 seconds is equal to 681 years, 14 weeks, 2 days, 11 hours, 14 minutes, 40 seconds.
• To count from 1 to 21,425,858,080 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 21425858080 cubic inches would be around 231.5 feet tall.

Recreational maths with 21425858080

• 21425858080 backwards is 08085852412
• The number of decimal digits it has is: 11
• The sum of 21425858080's digits is 43
• More coming soon!