21220579296400

Names of 21220579296400

• Cardinal: 21220579296400 can be written as Twenty-one trillion, two hundred twenty billion, five hundred seventy-nine million, two hundred ninety-six thousand, four hundred.

Scientific notation

• Scientific notation: 2.12205792964 × 10¹³

Factors of 21220579296400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 20957

Divisors of 21220579296400

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 40 44 50 55 80 88 100 110 121 176 200 220 242 275 400 440 484 550 605 880 968 1100 1210 1936 2200 2420 3025 4400 4840 6050 9680 12100 20939 24200 41878 48400 83756 104695 167512 209390 230329 335024 418780 460658 523475 837560 921316 1046950 1151645 1675120 1842632 2093900 2303290 2533619 3685264 4187800 4606580 5067238 5758225 8375600 9213160 10134476 11516450 12668095 18426320 20268952 23032900 25336190 40537904 46065800 50672380 63340475 92131600 101344760 126680950 202689520 253361900 438441721 506723800 876883442 1013447600 1753766884 2192208605 3507533768 4384417210 4822858931 7015067536 8768834420 9645717862 10961043025 17537668840 19291435724 21922086050 24114294655 35075337680 38582871448 43844172100 48228589310 53051448241 77165742896 87688344200 96457178620 106102896482 120571473275 175376688400 192914357240 212205792964 241142946550 265257241205 385828714480 424411585928 482285893100 530514482410 848823171856 964571786200 1061028964820 1326286206025 1929143572400 2122057929640 2652572412050 4244115859280 5305144824100 10610289648200 21220579296400
• Sum of all divisors σ(n): 56041228090393
• Sum of proper divisors (its aliquot sum) s(n): 34820648793993
• 21220579296400 is an abundant number, because the sum of its proper divisors (34820648793993) is greater than itself. Its abundance is 13600069497593

Bases of 21220579296400

• Binary: 100110100110011001101000101110100010010010000₂
• Hexadecimal: 0x134CCD174490
• Base-36: 7ISLL0I34

Squares and roots of 21220579296400

• 21220579296400 squared (21220579296400²) is 450312985674800319052960000
• 21220579296400 cubed (21220579296400³) is 9555902420710737433699357431137344000000
• 21220579296400 is a perfect square number. Its square root is 4606580
• The cube root of 21220579296400 is 27685.5025843769

Scales and comparisons

• 21,220,579,296,400 seconds is equal to 674,748 years, 40 weeks, 4 days, 16 hours, 6 minutes, 40 seconds.
• To count from 1 to 21,220,579,296,400 would take you about one million, six hundred eighty-six thousand, eight hundred seventy-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 21220579296400 cubic inches would be around 2307.1 feet tall.

Recreational maths with 21220579296400

• 21220579296400 backwards is 00469297502212
• The number of decimal digits it has is: 14
• The sum of 21220579296400's digits is 49
• More coming soon!