20672735642

Names of 20672735642

• Cardinal: 20672735642 can be written as Twenty billion, six hundred seventy-two million, seven hundred thirty-five thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 2.0672735642 × 10¹⁰

Factors of 20672735642

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 380

Divisors of 20672735642

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 13 19 26 38 43 79 86 97 127 158 194 247 254 494 559 817 1027 1118 1261 1501 1634 1651 1843 2054 2413 2522 3002 3302 3397 3686 4171 4826 5461 6794 7663 8342 10033 10621 10922 12319 15326 19513 20066 21242 23959 24638 31369 39026 44161 47918 54223 62738 64543 70993 79249 88322 99619 103759 108446 129086 130429 141986 145597 158498 160147 190627 199238 207518 234061 260858 291194 320294 329509 381254 431419 468122 529717 659018 839059 862838 973201 1030237 1059434 1348867 1678118 1892761 1946402 2060474 2478151 2697734 3042793 3785522 4283617 4956302 5608447 6085586 6260671 6886321 8196961 8567234 10064623 11216894 12521342 12651613 13772642 16393922 18490819 20129246 25303226 36981638 41847643 81388723 83695286 106560493 130840099 162777446 213120986 240380647 261680198 480761294 544019359 795105217 1088038718 1590210434 10336367821 20672735642
• Sum of all divisors σ(n): 37090099200
• Sum of proper divisors (its aliquot sum) s(n): 16417363558
• 20672735642 is a deficient number, because the sum of its proper divisors (16417363558) is less than itself. Its deficiency is 4255372084

Bases of 20672735642

• Binary: 10011010000001100001110100110011010₂
• Hexadecimal: 0x4D030E99A
• Base-36: 9HW0GWQ

Squares and roots of 20672735642

• 20672735642 squared (20672735642²) is 427361998924017152164
• 20672735642 cubed (20672735642³) is 8834741627192895031360060229288
• The square root of 20672735642 is 143780.1642856203
• The cube root of 20672735642 is 2744.5173693923

Scales and comparisons

• 20,672,735,642 seconds is equal to 657 years, 17 weeks, 18 hours, 34 minutes, 2 seconds.
• To count from 1 to 20,672,735,642 would take you about one thousand, three hundred fourteen 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 20672735642 cubic inches would be around 228.7 feet tall.

Recreational maths with 20672735642

• 20672735642 backwards is 24653727602
• The number of decimal digits it has is: 11
• The sum of 20672735642's digits is 44
• More coming soon!