42157221687
42,157,221,687 is an odd composite number composed of five prime numbers multiplied together.
What does the number 42157221687 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 144 divisors.
42157221687 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 42157221687:
35 × 72 × 31 × 181 × 631
(3 × 3 × 3 × 3 × 3 × 7 × 7 × 31 × 181 × 631)See below for interesting mathematical facts about the number 42157221687 from the Numbermatics database.
Names of 42157221687
- Cardinal: 42157221687 can be written as Forty-two billion, one hundred fifty-seven million, two hundred twenty-one thousand, six hundred eighty-seven.
Scientific notation
- Scientific notation: 4.2157221687 × 1010
Factors of 42157221687
Divisors of 42157221687
- Number of divisors d(n): 144
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Complete list of divisors:
1 3 7 9 21 27 31 49 63 81 93 147 181 189 217 243 279 441 543 567 631 651 837 1267 1323 1519 1629 1701 1893 1953 2511 3801 3969 4417 4557 4887 5611 5679 5859 7533 8869 11403 11907 13251 13671 14661 16833 17037 17577 19561 26607 30919 34209 39277 39753 41013 43983 50499 51111 52731 58683 79821 92757 102627 114211 117831 119259 123039 136927 151497 153333 176049 239463 274939 278271 307881 342633 353493 357777 369117 410781 454491 528147 718389 799477 824817 834813 958489 1027899 1060479 1073331 1232343 1363473 1584441 2155167 2398431 2474451 2504439 2875467 3083697 3181437 3540541 3697029 4753323 5596339 7195293 7423353 7513317 8626401 9251091 9544311 10621623 11091087 16789017 21585879 22270059 24783787 25879203 27753273 31864869 33273261 50367051 64757637 66810177 74351361 77637609 95594607 151101153 173486509 194272911 223054083 232912827 286783821 453303459 520459527 669162249 860351463 1359910377 1561378581 2007486747 4684135743 6022460241 14052407229 42157221687
- Sum of all divisors σ(n): 76368574464
- Sum of proper divisors (its aliquot sum) s(n): 34211352777
- 42157221687 is a deficient number, because the sum of its proper divisors (34211352777) is less than itself. Its deficiency is 7945868910
Bases of 42157221687
- Binary: 1001110100001100010000100111001101112
- Hexadecimal: 0x9D0C42737
- Base-36: JD7BKFR
Squares and roots of 42157221687
- 42157221687 squared (421572216872) is 1777231340366863125969
- 42157221687 cubed (421572216873) is 74923135604930000710260939689703
-
The
square root of 42157221687 is 205322.2386567027 -
The
cube root of 42157221687 is 3480.3585993427
Scales and comparisons
How big is 42157221687?- 42,157,221,687 seconds is equal to 1,340 years, 24 weeks, 2 days, 19 hours, 21 minutes, 27 seconds.
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To count from 1 to 42,157,221,687 would take you about two thousand, six hundred eighty 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 42157221687 cubic inches would be around 290 feet tall.
Recreational maths with 42157221687
- 42157221687 backwards is 78612275124
- The number of decimal digits it has is: 11
- The sum of 42157221687's digits is 45
- More coming soon!
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The information we have on file for 42157221687 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
Keywords: Divisors of 42157221687, math, Factors of 42157221687, curriculum, school, college, exams, university, Prime factorization of 42157221687, STEM, science, technology, engineering, physics, economics, calculator, forty-two billion, one hundred fifty-seven million, two hundred twenty-one thousand, six hundred eighty-seven.