21342805976720

Names of 21342805976720

• Cardinal: 21342805976720 can be written as Twenty-one trillion, three hundred forty-two billion, eight hundred five million, nine hundred seventy-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.134280597672 × 10¹³

Factors of 21342805976720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 797392

Divisors of 21342805976720

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 43 80 86 172 181 215 344 362 430 688 724 860 905 1448 1720 1810 1849 2896 3440 3620 3698 7240 7396 7783 9245 14480 14792 15566 18490 29584 31132 36980 38915 62264 73960 77830 124528 147920 155660 311320 334669 622640 669338 797161 1338676 1594322 1673345 2677352 3188644 3346690 3985805 5354704 6377288 6693380 7971610 12754576 13386760 15943220 26773520 31886440 34277923 63772880 68555846 137111692 144286141 171389615 274223384 288572282 342779230 548446768 577144564 685558460 721430705 1154289128 1371116920 1442861410 1473950689 2308578256 2742233840 2885722820 2947901378 5771445640 5895802756 6204304063 7369753445 11542891280 11791605512 12408608126 14739506890 23583211024 24817216252 29479013780 31021520315 49634432504 58958027560 62043040630 99268865008 117916055120 124086081260 248172162520 266785074709 496344325040 533570149418 1067140298836 1333925373545 2134280597672 2667850747090 4268561195344 5335701494180 10671402988360 21342805976720
• Sum of all divisors σ(n): 51083604549432
• Sum of proper divisors (its aliquot sum) s(n): 29740798572712
• 21342805976720 is an abundant number, because the sum of its proper divisors (29740798572712) is greater than itself. Its abundance is 8397992595992

Bases of 21342805976720

• Binary: 100110110100101000010010111100110011010010000₂
• Hexadecimal: 0x1369425E6690
• Base-36: 7KCQZMG7K

Squares and roots of 21342805976720

• 21342805976720 squared (21342805976720²) is 455515366959914953181958400
• 21342805976720 cubed (21342805976720³) is 9721976096439876879434800721194408448000
• The square root of 21342805976720 is 4619827.4834370171
• The cube root of 21342805976720 is 27738.5553441535

Scales and comparisons

• 21,342,805,976,720 seconds is equal to 678,635 years, 11 weeks, 7 hours, 45 minutes, 20 seconds.
• To count from 1 to 21,342,805,976,720 would take you about one million, six hundred ninety-six thousand, five hundred eighty-eight 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 21342805976720 cubic inches would be around 2311.5 feet tall.

Recreational maths with 21342805976720

• 21342805976720 backwards is 02767950824312
• The number of decimal digits it has is: 14
• The sum of 21342805976720's digits is 56
• More coming soon!