1321824128

Names of 1321824128

• Cardinal: 1321824128 can be written as One billion, three hundred twenty-one million, eight hundred twenty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.321824128 × 10⁹

Factors of 1321824128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 264

Divisors of 1321824128

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 16 31 32 43 61 62 64 86 122 124 127 128 172 244 248 254 344 488 496 508 688 976 992 1016 1333 1376 1891 1952 1984 2032 2623 2666 2752 3782 3904 3937 3968 4064 5246 5332 5461 5504 7564 7747 7808 7874 8128 10492 10664 10922 15128 15494 15748 16256 20984 21328 21844 30256 30988 31496 41968 42656 43688 60512 61976 62992 81313 83936 85312 87376 121024 123952 125984 162626 167872 169291 170624 174752 240157 242048 247904 251968 325252 333121 335744 338582 349504 480314 495808 503936 650504 666242 677164 699008 960628 991616 1301008 1332484 1354328 1921256 2602016 2664968 2708656 3842512 5204032 5329936 5417312 7685024 10326751 10408064 10659872 10834624 15370048 20653502 21319744 21669248 30740096 41307004 42639488 82614008 165228016 330456032 660912064 1321824128
• Sum of all divisors σ(n): 2849341440
• Sum of proper divisors (its aliquot sum) s(n): 1527517312
• 1321824128 is an abundant number, because the sum of its proper divisors (1527517312) is greater than itself. Its abundance is 205693184

Bases of 1321824128

• Binary: 1001110110010010110111110000000₂
• Hexadecimal: 0x4EC96F80
• Base-36: LUZA0W

Squares and roots of 1321824128

• 1321824128 squared (1321824128²) is 1747219025362960384
• 1321824128 cubed (1321824128³) is 2309516264625404993079345152
• The square root of 1321824128 is 36356.8993177361
• The cube root of 1321824128 is 1097.4663803885

Scales and comparisons

• 1,321,824,128 seconds is equal to 42 years, 1 week, 3 days, 21 hours, 22 minutes, 8 seconds.
• To count from 1 to 1,321,824,128 would take you about eighty-four 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 1321824128 cubic inches would be around 91.5 feet tall.

Recreational maths with 1321824128

• 1321824128 backwards is 8214281231
• 1321824128 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1321824128's digits is 32
• More coming soon!