1988420649642
1,988,420,649,642 is an even composite number composed of five prime numbers multiplied together.
1988420649642 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eighty divisors.
Prime factorization of 1988420649642:
2 × 34 × 72 × 29 × 29392
(2 × 3 × 3 × 3 × 3 × 7 × 7 × 29 × 2939 × 2939)See below for interesting mathematical facts about the number 1988420649642 from the Numbermatics database.
Names of 1988420649642
- Cardinal: 1988420649642 can be written as One trillion, nine hundred eighty-eight billion, four hundred twenty million, six hundred forty-nine thousand, six hundred forty-two.
Scientific notation
- Scientific notation: 1.988420649642 × 1012
Factors of 1988420649642
Divisors of 1988420649642
- Number of divisors d(n): 180
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Complete list of divisors:
1 2 3 6 7 9 14 18 21 27 29 42 49 54 58 63 81 87 98 126 147 162 174 189 203 261 294 378 406 441 522 567 609 783 882 1134 1218 1323 1421 1566 1827 2349 2646 2842 2939 3654 3969 4263 4698 5481 5878 7938 8526 8817 10962 12789 16443 17634 20573 25578 26451 32886 38367 41146 52902 61719 76734 79353 85231 115101 123438 144011 158706 170462 185157 230202 238059 255693 288022 370314 432033 476118 511386 555471 596617 767079 864066 1110942 1193234 1296099 1534158 1666413 1789851 2301237 2592198 3332826 3579702 3888297 4176319 4602474 5369553 6903711 7776594 8352638 8637721 10739106 11664891 12528957 13807422 16108659 17275442 23329782 25057914 25913163 32217318 37586871 48325977 51826326 60464047 75173742 77739489 96651954 112760613 120928094 155478978 181392141 225521226 233218467 250493909 338281839 362784282 423248329 466436934 500987818 544176423 676563678 699655401 751481727 846496658 1088352846 1269744987 1399310802 1502963454 1632529269 1753457363 2254445181 2539489974 3265058538 3506914726 3809234961 4508890362 4897587807 5260372089 6763335543 7618469922 9795175614 10520744178 11427704883 12274201541 13526671086 15781116267 20290006629 22855409766 24548403082 31562232534 34283114649 36822604623 40580013258 47343348801 68566229298 73645209246 94686697602 110467813869 142030046403 220935627738 284060092806 331403441607 662806883214 994210324821 1988420649642
- Sum of all divisors σ(n): 5363517502530
- Sum of proper divisors (its aliquot sum) s(n): 3375096852888
- 1988420649642 is an abundant number, because the sum of its proper divisors (3375096852888) is greater than itself. Its abundance is 1386676203246
Bases of 1988420649642
- Binary: 111001110111101110001101101000010101010102
- Hexadecimal: 0x1CEF71B42AA
- Base-36: PDGUBCMI
Squares and roots of 1988420649642
- 1988420649642 squared (19884206496422) is 3953816679922713314728164
- 1988420649642 cubed (19884206496423) is 7861850731257297187623099067513917288
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The
square root of 1988420649642 is 1410113.7009624437 -
The
cube root of 1988420649642 is 12574.8483097943
Scales and comparisons
How big is 1988420649642?- 1,988,420,649,642 seconds is equal to 63,225 years, 32 weeks, 3 days, 21 hours, 20 minutes, 42 seconds.
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To count from 1 to 1,988,420,649,642 would take you about one hundred fifty-eight thousand and sixty-four 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 1988420649642 cubic inches would be around 1047.9 feet tall.
Recreational maths with 1988420649642
- 1988420649642 backwards is 2469460248891
- 1988420649642 is a
Harshad number . - The number of decimal digits it has is: 13
- The sum of 1988420649642's digits is 63
- More coming soon!
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"Number 1988420649642 - Facts about the integer". Numbermatics.com. 2024. Web. 11 May 2024.
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Numbermatics. (2024). Number 1988420649642 - Facts about the integer. Retrieved 11 May 2024, from https://numbermatics.com/n/1988420649642/
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The information we have on file for 1988420649642 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!
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