21013242750
21,013,242,750 is an even composite number composed of five prime numbers multiplied together.
21013242750 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21013242750:
2 × 38 × 53 × 23 × 557
(2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 5 × 23 × 557)See below for interesting mathematical facts about the number 21013242750 from the Numbermatics database.
Names of 21013242750
- Cardinal: 21013242750 can be written as Twenty-one billion, thirteen million, two hundred forty-two thousand, seven hundred fifty.
Scientific notation
- Scientific notation: 2.101324275 × 1010
Factors of 21013242750
Divisors of 21013242750
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 5 6 9 10 15 18 23 25 27 30 45 46 50 54 69 75 81 90 115 125 135 138 150 162 207 225 230 243 250 270 345 375 405 414 450 486 557 575 621 675 690 729 750 810 1035 1114 1125 1150 1215 1242 1350 1458 1671 1725 1863 2025 2070 2187 2250 2430 2785 2875 3105 3342 3375 3450 3645 3726 4050 4374 5013 5175 5570 5589 5750 6075 6210 6561 6750 7290 8355 8625 9315 10026 10125 10350 10935 11178 12150 12811 13122 13925 15039 15525 16710 16767 17250 18225 18630 20250 21870 25065 25622 25875 27850 27945 30078 30375 31050 32805 33534 36450 38433 41775 45117 46575 50130 50301 51750 54675 55890 60750 64055 65610 69625 75195 76866 77625 83550 83835 90234 91125 93150 100602 109350 115299 125325 128110 135351 139250 139725 150390 150903 155250 164025 167670 182250 192165 208875 225585 230598 232875 250650 251505 270702 273375 279450 301806 320275 328050 345897 375975 384330 406053 417750 419175 451170 465750 503010 546750 576495 626625 640550 676755 691794 698625 751950 754515 812106 820125 838350 960825 1037691 1127925 1152990 1218159 1253250 1257525 1353510 1397250 1509030 1601375 1640250 1729485 1879875 1921650 2030265 2075382 2095875 2255850 2436318 2515050 2882475 3113073 3202750 3383775 3458970 3654477 3759750 3772575 4060530 4191750 4804125 5188455 5639625 5764950 6090795 6226146 6287625 6767550 7308954 7545150 8647425 9339219 9608250 10151325 10376910 11279250 12181590 12575250 14412375 15565365 16918875 17294850 18272385 18678438 18862875 20302650 25942275 28017657 28824750 30453975 31130730 33837750 36544770 37725750 43237125 46696095 50756625 51884550 56035314 60907950 77826825 84052971 86474250 91361925 93392190 101513250 129711375 140088285 152269875 155653650 168105942 182723850 233480475 259422750 280176570 304539750 389134125 420264855 456809625 466960950 700441425 778268250 840529710 913619250 1167402375 1400882850 2101324275 2334804750 3502207125 4202648550 7004414250 10506621375 21013242750
- Sum of all divisors σ(n): 61678034496
- Sum of proper divisors (its aliquot sum) s(n): 40664791746
- 21013242750 is an abundant number, because the sum of its proper divisors (40664791746) is greater than itself. Its abundance is 19651548996
Bases of 21013242750
- Binary: 100111001000111110010100011011111102
- Hexadecimal: 0x4E47CA37E
- Base-36: 9NIQPVI
Squares and roots of 21013242750
- 21013242750 squared (210132427502) is 441556370870427562500
- 21013242750 cubed (210132427503) is 9278531208909323167103296875000
-
The
square root of 21013242750 is 144959.4520891965 -
The
cube root of 21013242750 is 2759.5039869513
Scales and comparisons
How big is 21013242750?- 21,013,242,750 seconds is equal to 668 years, 8 weeks, 19 hours, 52 minutes, 30 seconds.
-
To count from 1 to 21,013,242,750 would take you about one thousand, three hundred thirty-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 21013242750 cubic inches would be around 230 feet tall.
Recreational maths with 21013242750
- 21013242750 backwards is 05724231012
- 21013242750 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21013242750's digits is 27
- More coming soon!
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