16221609940
16,221,609,940 is an even composite number composed of six prime numbers multiplied together.
16221609940 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 16221609940:
22 × 5 × 29 × 31 × 421 × 2143
(2 × 2 × 5 × 29 × 31 × 421 × 2143)See below for interesting mathematical facts about the number 16221609940 from the Numbermatics database.
Names of 16221609940
- Cardinal: 16221609940 can be written as Sixteen billion, two hundred twenty-one million, six hundred nine thousand, nine hundred forty.
Scientific notation
- Scientific notation: 1.622160994 × 1010
Factors of 16221609940
Divisors of 16221609940
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 4 5 10 20 29 31 58 62 116 124 145 155 290 310 421 580 620 842 899 1684 1798 2105 2143 3596 4210 4286 4495 8420 8572 8990 10715 12209 13051 17980 21430 24418 26102 42860 48836 52204 61045 62147 65255 66433 122090 124294 130510 132866 244180 248588 261020 265732 310735 332165 378479 621470 664330 756958 902203 1242940 1328660 1513916 1804406 1892395 1926557 3608812 3784790 3853114 4511015 7569580 7706228 9022030 9632785 18044060 19265570 26163887 27968293 38531140 52327774 55936586 104655548 111873172 130819435 139841465 261638870 279682930 523277740 559365860 811080497 1622160994 3244321988 4055402485 8110804970 16221609940
- Sum of all divisors σ(n): 36480245760
- Sum of proper divisors (its aliquot sum) s(n): 20258635820
- 16221609940 is an abundant number, because the sum of its proper divisors (20258635820) is greater than itself. Its abundance is 4037025880
Bases of 16221609940
- Binary: 11110001101110001000011111110101002
- Hexadecimal: 0x3C6E21FD4
- Base-36: 7G9XEC4
Squares and roots of 16221609940
- 16221609940 squared (162216099402) is 263140629045506803600
- 16221609940 cubed (162216099403) is 4268564643742445877615387784000
-
The
square root of 16221609940 is 127364.0841838861 -
The
cube root of 16221609940 is 2531.4225904041
Scales and comparisons
How big is 16221609940?- 16,221,609,940 seconds is equal to 515 years, 41 weeks, 3 days, 2 hours, 45 minutes, 40 seconds.
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To count from 1 to 16,221,609,940 would take you about one thousand and thirty-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 16221609940 cubic inches would be around 211 feet tall.
Recreational maths with 16221609940
- 16221609940 backwards is 04990612261
- The number of decimal digits it has is: 11
- The sum of 16221609940's digits is 40
- More coming soon!
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