21179543314720

Names of 21179543314720

• Cardinal: 21179543314720 can be written as Twenty-one trillion, one hundred seventy-nine billion, five hundred forty-three million, three hundred fourteen thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.117954331472 × 10¹³

Factors of 21179543314720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 965946

Divisors of 21179543314720

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 80 112 140 160 224 280 560 1120 19991 39982 79964 99955 139937 159928 199910 279874 319856 399820 559748 639712 699685 799640 945941 1119496 1399370 1599280 1891882 2238992 2798740 3198560 3783764 4477984 4729705 5597480 6621587 7567528 9459410 11194960 13243174 15135056 18918820 22389920 26486348 30270112 33107935 37837640 52972696 66215870 75675280 105945392 132431740 151350560 211890784 264863480 529726960 1059453920 18910306531 37820613062 75641226124 94551532655 132372145717 151282452248 189103065310 264744291434 302564904496 378206130620 529488582868 605129808992 661860728585 756412261240 1058977165736 1323721457170 1512824522480 2117954331472 2647442914340 3025649044960 4235908662944 5294885828680 10589771657360 21179543314720
• Sum of all divisors σ(n): 57187687931136
• Sum of proper divisors (its aliquot sum) s(n): 36008144616416
• 21179543314720 is an abundant number, because the sum of its proper divisors (36008144616416) is greater than itself. Its abundance is 14828601301696

Bases of 21179543314720

• Binary: 100110100001100111111001001111110000100100000₂
• Hexadecimal: 0x13433F27E120
• Base-36: 7I9QX8ZZ4

Squares and roots of 21179543314720

• 21179543314720 squared (21179543314720²) is 448573055020100644968678400
• 21179543314720 cubed (21179543314720³) is 9500572448614499350367932810513666048000
• The square root of 21179543314720 is 4602123.7830723327
• The cube root of 21179543314720 is 27667.6451565587

Scales and comparisons

• 21,179,543,314,720 seconds is equal to 673,443 years, 50 weeks, 1 day, 4 hours, 18 minutes, 40 seconds.
• To count from 1 to 21,179,543,314,720 would take you about one million, six hundred eighty-three thousand, six hundred nine 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 21179543314720 cubic inches would be around 2305.6 feet tall.

Recreational maths with 21179543314720

• 21179543314720 backwards is 02741334597112
• The number of decimal digits it has is: 14
• The sum of 21179543314720's digits is 49
• More coming soon!