20429423691664

Names of 20429423691664

• Cardinal: 20429423691664 can be written as Twenty trillion, four hundred twenty-nine billion, four hundred twenty-three million, six hundred ninety-one thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 2.0429423691664 × 10¹³

Factors of 20429423691664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5145

Divisors of 20429423691664

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 4 8 13 16 17 26 34 52 68 104 136 169 208 221 272 289 338 442 578 676 884 1156 1352 1768 2312 2704 2873 3536 3757 4624 5113 5746 7514 10226 11492 15028 20452 22984 30056 40904 45968 48841 60112 66469 81808 86921 97682 132938 173842 195364 265876 347684 390728 531752 695368 781456 864097 1063504 1129973 1390736 1477657 1728194 2259946 2955314 3456388 4519892 5910628 6912776 9039784 11821256 13825552 14689649 18079568 19209541 23642512 26142769 29379298 38419082 52285538 58758596 76838164 104571076 117517192 153676328 209142152 235034384 249724033 307352656 339855997 418284304 444427073 499448066 679711994 888854146 998896132 1359423988 1777708292 1997792264 2718847976 3555416584 3995584528 4418127961 5437695952 5777551949 7110833168 7555260241 8836255922 11555103898 15110520482 17672511844 23110207796 30221040964 35345023688 46220415592 60442081928 70690047376 75108175337 92440831184 98218383133 120884163856 150216350674 196436766266 300432701348 392873532532 600865402696 785747065064 1201730805392 1276838980729 1571494130128 2553677961458 5107355922916 10214711845832 20429423691664
• Sum of all divisors σ(n): 45539440659513
• Sum of proper divisors (its aliquot sum) s(n): 25110016967849
• 20429423691664 is an abundant number, because the sum of its proper divisors (25110016967849) is greater than itself. Its abundance is 4680593276185

Bases of 20429423691664

• Binary: 100101001010010011000100010101100011110010000₂
• Hexadecimal: 0x1294988AC790
• Base-36: 78P5BE6J4

Squares and roots of 20429423691664

• 20429423691664 squared (20429423691664²) is 417361352373522338143088896
• 20429423691664 cubed (20429423691664³) is 8526451900164564273954152072388446162944
• 20429423691664 is a perfect square number. Its square root is 4519892
• The cube root of 20429423691664 is 27337.0746361853

Scales and comparisons

• 20,429,423,691,664 seconds is equal to 649,592 years, 25 weeks, 2 hours, 21 minutes, 4 seconds.
• To count from 1 to 20,429,423,691,664 would take you about one million, six hundred twenty-three thousand, nine 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 20429423691664 cubic inches would be around 2278.1 feet tall.

Recreational maths with 20429423691664

• 20429423691664 backwards is 46619632492402
• The number of decimal digits it has is: 14
• The sum of 20429423691664's digits is 58
• More coming soon!