21326808552

Names of 21326808552

• Cardinal: 21326808552 can be written as Twenty-one billion, three hundred twenty-six million, eight hundred eight thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 2.1326808552 × 10¹⁰

Factors of 21326808552

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 624

Divisors of 21326808552

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 19 21 24 28 38 42 56 57 76 84 114 133 152 168 228 266 361 399 456 532 593 722 798 1064 1083 1186 1444 1596 1779 2166 2372 2527 2888 3192 3558 4151 4332 4744 5054 7116 7581 8302 8664 10108 11267 12453 14232 15162 16604 20216 22534 24906 30324 33208 33801 45068 49812 60648 67602 78869 90136 99624 135204 157738 214073 236607 270408 315476 351649 428146 473214 630952 642219 703298 856292 946428 1054947 1284438 1406596 1498511 1712584 1892856 2109894 2461543 2568876 2813192 2997022 4219788 4495533 4923086 5137752 5994044 6681331 7384629 8439576 8991066 9846172 11988088 13362662 14769258 17982132 19692344 20043993 26725324 29538516 35964264 40087986 46769317 53450648 59077032 80175972 93538634 126945289 140307951 160351944 187077268 253890578 280615902 374154536 380835867 507781156 561231804 761671734 888617023 1015562312 1122463608 1523343468 1777234046 2665851069 3046686936 3554468092 5331702138 7108936184 10663404276 21326808552
• Sum of all divisors σ(n): 64418199840
• Sum of proper divisors (its aliquot sum) s(n): 43091391288
• 21326808552 is an abundant number, because the sum of its proper divisors (43091391288) is greater than itself. Its abundance is 21764582736

Bases of 21326808552

• Binary: 10011110111001011010100010111101000₂
• Hexadecimal: 0x4F72D45E8
• Base-36: 9SPFISO

Squares and roots of 21326808552

• 21326808552 squared (21326808552²) is 454832763013660336704
• 21326808552 cubed (21326808552³) is 9700131259969520561642066692608
• The square root of 21326808552 is 146037.0108979227
• The cube root of 21326808552 is 2773.1623166525

Scales and comparisons

• 21,326,808,552 seconds is equal to 678 years, 6 weeks, 4 days, 1 hour, 29 minutes, 12 seconds.
• To count from 1 to 21,326,808,552 would take you about one thousand, three hundred fifty-six 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 21326808552 cubic inches would be around 231.1 feet tall.

Recreational maths with 21326808552

• 21326808552 backwards is 25580862312
• 21326808552 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21326808552's digits is 42
• More coming soon!