1288990220
1,288,990,220 is an even composite number composed of six prime numbers multiplied together.
1288990220 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 1288990220:
22 × 5 × 7 × 67 × 131 × 1049
(2 × 2 × 5 × 7 × 67 × 131 × 1049)See below for interesting mathematical facts about the number 1288990220 from the Numbermatics database.
Names of 1288990220
- Cardinal: 1288990220 can be written as One billion, two hundred eighty-eight million, nine hundred ninety thousand, two hundred twenty.
Scientific notation
- Scientific notation: 1.28899022 × 109
Factors of 1288990220
Divisors of 1288990220
- Number of divisors d(n): 96
-
Complete list of divisors:
1 2 4 5 7 10 14 20 28 35 67 70 131 134 140 262 268 335 469 524 655 670 917 938 1049 1310 1340 1834 1876 2098 2345 2620 3668 4196 4585 4690 5245 7343 8777 9170 9380 10490 14686 17554 18340 20980 29372 35108 36715 43885 61439 70283 73430 87770 122878 137419 140566 146860 175540 245756 274838 281132 307195 351415 491981 549676 614390 687095 702830 961933 983962 1228780 1374190 1405660 1923866 1967924 2459905 2748380 3847732 4809665 4919810 9207073 9619330 9839620 18414146 19238660 36828292 46035365 64449511 92070730 128899022 184141460 257798044 322247555 644495110 1288990220
- Sum of all divisors σ(n): 3166732800
- Sum of proper divisors (its aliquot sum) s(n): 1877742580
- 1288990220 is an abundant number, because the sum of its proper divisors (1877742580) is greater than itself. Its abundance is 588752360
Bases of 1288990220
- Binary: 10011001101010001101110000011002
- Hexadecimal: 0x4CD46E0C
- Base-36: LBFJ7W
Squares and roots of 1288990220
- 1288990220 squared (12889902202) is 1661495787255648400
- 1288990220 cubed (12889902203) is 2141651820343731427358648000
-
The
square root of 1288990220 is 35902.5099401143 -
The
cube root of 1288990220 is 1088.3031196133
Scales and comparisons
How big is 1288990220?- 1,288,990,220 seconds is equal to 40 years, 51 weeks, 1 day, 20 hours, 50 minutes, 20 seconds.
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To count from 1 to 1,288,990,220 would take you about eighty-one 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 1288990220 cubic inches would be around 90.7 feet tall.
Recreational maths with 1288990220
- 1288990220 backwards is 0220998821
- The number of decimal digits it has is: 10
- The sum of 1288990220's digits is 41
- More coming soon!
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