2721213009920

Names of 2721213009920

• Cardinal: 2721213009920 can be written as Two trillion, seven hundred twenty-one billion, two hundred thirteen million, nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.72121300992 × 10¹²

Factors of 2721213009920

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 11534

Divisors of 2721213009920

• Number of divisors d(n): 78
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1024 1280 2048 2560 4096 5120 10240 11527 20480 23054 46108 57635 92216 115270 184432 230540 368864 461080 737728 922160 1475456 1844320 2950912 3688640 5901824 7377280 11803648 14754560 23607296 29509120 47214592 59018240 118036480 132871729 236072960 265743458 531486916 664358645 1062973832 1328717290 2125947664 2657434580 4251895328 5314869160 8503790656 10629738320 17007581312 21259476640 34015162624 42518953280 68030325248 85037906560 136060650496 170075813120 272121300992 340151626240 544242601984 680303252480 1360606504960 2721213009920
• Sum of all divisors σ(n): 6530680548522
• Sum of proper divisors (its aliquot sum) s(n): 3809467538602
• 2721213009920 is an abundant number, because the sum of its proper divisors (3809467538602) is greater than itself. Its abundance is 1088254528682

Bases of 2721213009920

• Binary: 100111100110010100111011110101000000000000₂
• Hexadecimal: 0x27994EF5000
• Base-36: YQ3VYSJK

Squares and roots of 2721213009920

• 2721213009920 squared (2721213009920²) is 7405000245357866018406400
• 2721213009920 cubed (2721213009920³) is 20150583006128617095495765865791488000
• The square root of 2721213009920 is 1649609.9569049649
• The cube root of 2721213009920 is 13961.1388446481

Scales and comparisons

• 2,721,213,009,920 seconds is equal to 86,526 years, 8 weeks, 22 hours, 45 minutes, 20 seconds.
• To count from 1 to 2,721,213,009,920 would take you about two hundred sixteen thousand, three hundred fifteen 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 2721213009920 cubic inches would be around 1163.4 feet tall.

Recreational maths with 2721213009920

• 2721213009920 backwards is 0299003121272
• The number of decimal digits it has is: 13
• The sum of 2721213009920's digits is 38
• More coming soon!