121428984312

Names of 121428984312

• Cardinal: 121428984312 can be written as One hundred twenty-one billion, four hundred twenty-eight million, nine hundred eighty-four thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.21428984312 × 10¹¹

Factors of 121428984312

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 14646

Divisors of 121428984312

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 73 146 219 292 438 584 657 876 1314 1752 1811 2628 3622 5256 5433 7244 10866 12757 14488 16299 21732 25514 32598 38271 43464 51028 65196 76542 102056 114813 130392 132203 153084 229626 264406 306168 396609 459252 528812 793218 918504 931261 1057624 1189827 1586436 1862522 2379654 2793783 3172872 3725044 4759308 5587566 7450088 8381349 9518616 11175132 16762698 22350264 23102927 33525396 46205854 67050792 69308781 92411708 138617562 184823416 207926343 277235124 415852686 554470248 831705372 1663410744 1686513671 3373027342 5059541013 6746054684 10119082026 13492109368 15178623039 20238164052 30357246078 40476328104 60714492156 121428984312
• Sum of all divisors σ(n): 333585467280
• Sum of proper divisors (its aliquot sum) s(n): 212156482968
• 121428984312 is an abundant number, because the sum of its proper divisors (212156482968) is greater than itself. Its abundance is 90727498656

Bases of 121428984312

• Binary: 1110001000101101110110100000111111000₂
• Hexadecimal: 0x1C45BB41F8
• Base-36: 1JS7OJY0

Squares and roots of 121428984312

• 121428984312 squared (121428984312²) is 14744998231043942113344
• 121428984312 cubed (121428984312³) is 1790470158877902598263884701859328
• The square root of 121428984312 is 348466.6186480421
• The cube root of 121428984312 is 4951.9257114667

Scales and comparisons

• 121,428,984,312 seconds is equal to 3,861 years, 3 weeks, 3 days, 1 hour, 25 minutes, 12 seconds.
• To count from 1 to 121,428,984,312 would take you about seven thousand, seven hundred twenty-two 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 121428984312 cubic inches would be around 412.7 feet tall.

Recreational maths with 121428984312

• 121428984312 backwards is 213489824121
• The number of decimal digits it has is: 12
• The sum of 121428984312's digits is 45
• More coming soon!