55138494940
55,138,494,940 is an even composite number composed of six prime numbers multiplied together.
55138494940 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 55138494940:
22 × 5 × 41 × 43 × 787 × 1987
(2 × 2 × 5 × 41 × 43 × 787 × 1987)See below for interesting mathematical facts about the number 55138494940 from the Numbermatics database.
Names of 55138494940
- Cardinal: 55138494940 can be written as Fifty-five billion, one hundred thirty-eight million, four hundred ninety-four thousand, nine hundred forty.
Scientific notation
- Scientific notation: 5.513849494 × 1010
Factors of 55138494940
Divisors of 55138494940
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 4 5 10 20 41 43 82 86 164 172 205 215 410 430 787 820 860 1574 1763 1987 3148 3526 3935 3974 7052 7870 7948 8815 9935 15740 17630 19870 32267 33841 35260 39740 64534 67682 81467 85441 129068 135364 161335 162934 169205 170882 322670 325868 338410 341764 407335 427205 645340 676820 814670 854410 1387481 1563769 1629340 1708820 2774962 3127538 3503081 5549924 6255076 6937405 7006162 7818845 13874810 14012324 15637690 17515405 27749620 31275380 35030810 64114529 67242067 70061620 128229058 134484134 256458116 268968268 320572645 336210335 641145290 672420670 1282290580 1344841340 2756924747 5513849494 11027698988 13784623735 27569247470 55138494940
- Sum of all divisors σ(n): 121588879104
- Sum of proper divisors (its aliquot sum) s(n): 66450384164
- 55138494940 is an abundant number, because the sum of its proper divisors (66450384164) is greater than itself. Its abundance is 11311889224
Bases of 55138494940
- Binary: 1100110101101000001010101001110111002
- Hexadecimal: 0xCD682A9DC
- Base-36: PBW1AZG
Squares and roots of 55138494940
- 55138494940 squared (551384949402) is 3040253624248405603600
- 55138494940 cubed (551384949403) is 167635009076937373677166245784000
-
The
square root of 55138494940 is 234815.8745485493 -
The
cube root of 55138494940 is 3806.1418438301
Scales and comparisons
How big is 55138494940?- 55,138,494,940 seconds is equal to 1,753 years, 12 weeks, 1 day, 35 minutes, 40 seconds.
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To count from 1 to 55,138,494,940 would take you about three thousand, five hundred six 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 55138494940 cubic inches would be around 317.2 feet tall.
Recreational maths with 55138494940
- 55138494940 backwards is 04949483155
- The number of decimal digits it has is: 11
- The sum of 55138494940's digits is 52
- More coming soon!
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