1988394646868280
1,988,394,646,868,280 is an even composite number composed of six prime numbers multiplied together.
1988394646868280 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 1988394646868280:
23 × 32 × 5 × 7 × 97 × 8134489637
(2 × 2 × 2 × 3 × 3 × 5 × 7 × 97 × 8134489637)See below for interesting mathematical facts about the number 1988394646868280 from the Numbermatics database.
Names of 1988394646868280
- Cardinal: 1988394646868280 can be written as One quadrillion, nine hundred eighty-eight trillion, three hundred ninety-four billion, six hundred forty-six million, eight hundred sixty-eight thousand, two hundred eighty.
Scientific notation
- Scientific notation: 1.98839464686828 × 1015
Factors of 1988394646868280
- Number of distinct prime factors ω(n): 6
- Total number of prime factors Ω(n): 9
- Sum of prime factors: 8134489751
Divisors of 1988394646868280
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 56 60 63 70 72 84 90 97 105 120 126 140 168 180 194 210 252 280 291 315 360 388 420 485 504 582 630 679 776 840 873 970 1164 1260 1358 1455 1746 1940 2037 2328 2520 2716 2910 3395 3492 3880 4074 4365 5432 5820 6111 6790 6984 8148 8730 10185 11640 12222 13580 16296 17460 20370 24444 27160 30555 34920 40740 48888 61110 81480 122220 244440 8134489637 16268979274 24403468911 32537958548 40672448185 48806937822 56941427459 65075917096 73210406733 81344896370 97613875644 113882854918 122017344555 146420813466 162689792740 170824282377 195227751288 227765709836 244034689110 284707137295 292841626932 325379585480 341648564754 366052033665 455531419672 488069378220 512472847131 569414274590 585683253864 683297129508 732104067330 789045494789 854121411885 976138756440 1024945694262 1138828549180 1366594259016 1464208134660 1578090989578 1708242823770 2049891388524 2277657098360 2367136484367 2562364235655 2928416269320 3156181979156 3416485647540 3945227473945 4099782777048 4734272968734 5124728471310 5523318463523 6312363958312 6832971295080 7101409453101 7890454947890 9468545937468 10249456942620 11046636927046 11835682421835 14202818906202 15780909895780 16569955390569 18937091874936 20498913885240 22093273854092 23671364843670 27616592317615 28405637812404 31561819791560 33139910781138 35507047265505 44186547708184 47342729687340 49709866171707 55233184635230 56811275624808 66279821562276 71014094531010 82849776952845 94685459374680 99419732343414 110466369270460 132559643124552 142028189062020 165699553905690 198839464686828 220932738540920 248549330858535 284056378124040 331399107811380 397678929373656 497098661717070 662798215622760 994197323434140 1988394646868280
- Sum of all divisors σ(n): 7461604655144640
- Sum of proper divisors (its aliquot sum) s(n): 5473210008276360
- 1988394646868280 is an abundant number, because the sum of its proper divisors (5473210008276360) is greater than itself. Its abundance is 3484815361408080
Bases of 1988394646868280
- Binary: 1110001000001101111001101001001100110010001001110002
- Hexadecimal: 0x7106F34999138
- Base-36: JKTRW1X0E0
Squares and roots of 1988394646868280
- 1988394646868280 squared (19883946468682802) is 3953713271694431923211670158400
- 1988394646868280 cubed (19883946468682803) is 7861542304689281943672409417966760891535552000
-
The
square root of 1988394646868280 is 44591418.9824486299 -
The
cube root of 1988394646868280 is 125747.9349537667
Scales and comparisons
How big is 1988394646868280?- 1,988,394,646,868,280 seconds is equal to 63,224,799 years, 13 weeks, 4 days, 8 hours, 18 minutes.
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To count from 1 to 1,988,394,646,868,280 would take you about one hundred eighty-nine million, six hundred seventy-four thousand, three hundred ninety-seven 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 1988394646868280 cubic inches would be around 10479 feet tall.
Recreational maths with 1988394646868280
- 1988394646868280 backwards is 0828686464938891
- 1988394646868280 is a
Harshad number . - The number of decimal digits it has is: 16
- The sum of 1988394646868280's digits is 90
- More coming soon!
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The information we have on file for 1988394646868280 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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