21730476560

Names of 21730476560

• Cardinal: 21730476560 can be written as Twenty-one billion, seven hundred thirty million, four hundred seventy-six thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.173047656 × 10¹⁰

Factors of 21730476560

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 485986

Divisors of 21730476560

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 40 43 52 65 80 86 104 130 172 208 215 260 344 430 520 559 688 860 1040 1118 1720 2236 2795 3440 4472 5590 8944 11180 22360 44720 485923 971846 1943692 2429615 3887384 4859230 6316999 7774768 9718460 12633998 19436920 20894689 25267996 31584995 38873840 41789378 50535992 63169990 83578756 101071984 104473445 126339980 167157512 208946890 252679960 271630957 334315024 417893780 505359920 543261914 835787560 1086523828 1358154785 1671575120 2173047656 2716309570 4346095312 5432619140 10865238280 21730476560
• Sum of all divisors σ(n): 55675228224
• Sum of proper divisors (its aliquot sum) s(n): 33944751664
• 21730476560 is an abundant number, because the sum of its proper divisors (33944751664) is greater than itself. Its abundance is 12214275104

Bases of 21730476560

• Binary: 10100001111001111001100001000010000₂
• Hexadecimal: 0x50F3CC210
• Base-36: 9ZDRJ0W

Squares and roots of 21730476560

• 21730476560 squared (21730476560²) is 472213611524709433600
• 21730476560 cubed (21730476560³) is 10261426816550644207655676416000
• The square root of 21730476560 is 147412.6065165391
• The cube root of 21730476560 is 2790.5496260047

Scales and comparisons

• 21,730,476,560 seconds is equal to 690 years, 50 weeks, 3 hours, 29 minutes, 20 seconds.
• To count from 1 to 21,730,476,560 would take you about one thousand, three hundred eighty-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 21730476560 cubic inches would be around 232.5 feet tall.

Recreational maths with 21730476560

• 21730476560 backwards is 06567403712
• The number of decimal digits it has is: 11
• The sum of 21730476560's digits is 41
• More coming soon!