21058828384

Names of 21058828384

• Cardinal: 21058828384 can be written as Twenty-one billion, fifty-eight million, eight hundred twenty-eight thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 2.1058828384 × 10¹⁰

Factors of 21058828384

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 265

Divisors of 21058828384

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 11 16 22 29 32 44 58 88 116 121 176 223 232 242 319 352 446 464 484 638 841 892 928 968 1276 1682 1784 1936 2453 2552 3364 3509 3568 3872 4906 5104 6467 6728 7018 7136 9251 9812 10208 12934 13456 14036 18502 19624 24389 25868 26912 26983 28072 37004 39248 48778 51736 53966 56144 71137 74008 78496 97556 101761 103472 107932 112288 142274 148016 187543 195112 203522 206944 215864 268279 284548 296032 375086 390224 407044 431728 536558 569096 750172 780448 782507 814088 863456 1073116 1138192 1500344 1565014 1628176 2062973 2146232 2276384 2951069 3000688 3130028 3256352 4125946 4292464 5438747 5902138 6001376 6260056 8251892 8584928 10877494 11804276 12520112 16503784 21754988 22692703 23608552 25040224 33007568 43509976 45385406 47217104 59826217 66015136 87019952 90770812 94434208 119652434 174039904 181541624 239304868 363083248 478609736 658088387 726166496 957219472 1316176774 1914438944 2632353548 5264707096 10529414192 21058828384
• Sum of all divisors σ(n): 47410392960
• Sum of proper divisors (its aliquot sum) s(n): 26351564576
• 21058828384 is an abundant number, because the sum of its proper divisors (26351564576) is greater than itself. Its abundance is 5292736192

Bases of 21058828384

• Binary: 10011100111001101000011100001100000₂
• Hexadecimal: 0x4E7343860
• Base-36: 9O9VRZ4

Squares and roots of 21058828384

• 21058828384 squared (21058828384²) is 443474252906764051456
• 21058828384 cubed (21058828384³) is 9339048184686157312392449327104
• The square root of 21058828384 is 145116.6027165741
• The cube root of 21058828384 is 2761.4980133705

Scales and comparisons

• 21,058,828,384 seconds is equal to 669 years, 31 weeks, 3 days, 10 hours, 33 minutes, 4 seconds.
• To count from 1 to 21,058,828,384 would take you about one thousand, three hundred thirty-nine 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 21058828384 cubic inches would be around 230.1 feet tall.

Recreational maths with 21058828384

• 21058828384 backwards is 48382885012
• The number of decimal digits it has is: 11
• The sum of 21058828384's digits is 49
• More coming soon!