20743712640
20,743,712,640 is an even composite number composed of six prime numbers multiplied together.
20743712640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 20743712640:
27 × 32 × 5 × 7 × 127 × 4051
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 127 × 4051)See below for interesting mathematical facts about the number 20743712640 from the Numbermatics database.
Names of 20743712640
- Cardinal: 20743712640 can be written as Twenty billion, seven hundred forty-three million, seven hundred twelve thousand, six hundred forty.
Scientific notation
- Scientific notation: 2.074371264 × 1010
Factors of 20743712640
Divisors of 20743712640
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 127 128 140 144 160 168 180 192 210 224 240 252 254 280 288 315 320 336 360 381 384 420 448 480 504 508 560 576 630 635 640 672 720 762 840 889 896 960 1008 1016 1120 1143 1152 1260 1270 1344 1440 1524 1680 1778 1905 1920 2016 2032 2240 2286 2520 2540 2667 2688 2880 3048 3360 3556 3810 4032 4051 4064 4445 4480 4572 5040 5080 5334 5715 5760 6096 6720 7112 7620 8001 8064 8102 8128 8890 9144 10080 10160 10668 11430 12153 12192 13335 13440 14224 15240 16002 16204 16256 17780 18288 20160 20255 20320 21336 22860 24306 24384 26670 28357 28448 30480 32004 32408 35560 36459 36576 40005 40320 40510 40640 42672 45720 48612 48768 53340 56714 56896 60765 60960 64008 64816 71120 72918 73152 80010 81020 81280 85071 85344 91440 97224 106680 113428 113792 121530 121920 128016 129632 141785 142240 145836 146304 160020 162040 170142 170688 182295 182880 194448 213360 226856 243060 243840 255213 256032 259264 283570 284480 291672 320040 324080 340284 341376 364590 365760 388896 425355 426720 453712 486120 510426 512064 514477 518528 567140 568960 583344 640080 648160 680568 729180 731520 777792 850710 853440 907424 972240 1020852 1024128 1028954 1134280 1166688 1276065 1280160 1296320 1361136 1458360 1543431 1555584 1701420 1706880 1814848 1944480 2041704 2057908 2268560 2333376 2552130 2560320 2572385 2592640 2722272 2916720 3086862 3402840 3601339 3629696 3888960 4083408 4115816 4537120 4630293 4666752 5104260 5120640 5144770 5444544 5833440 6173724 6805680 7202678 7717155 7777920 8166816 8231632 9074240 9260586 10208520 10289540 10804017 10889088 11666880 12347448 13611360 14405356 15434310 16333632 16463264 18006695 18148480 18521172 20417040 20579080 21608034 23151465 23333760 24694896 27222720 28810712 30868620 32412051 32667264 32926528 36013390 37042344 40834080 41158160 43216068 46302930 49389792 54020085 54445440 57621424 61737240 64824102 65853056 72026780 74084688 81668160 82316320 86432136 92605860 98779584 108040170 115242848 123474480 129648204 144053560 148169376 162060255 163336320 164632640 172864272 185211720 197559168 216080340 230485696 246948960 259296408 288107120 296338752 324120510 329265280 345728544 370423440 432160680 460971392 493897920 518592816 576214240 592677504 648241020 691457088 740846880 864321360 987795840 1037185632 1152428480 1296482040 1382914176 1481693760 1728642720 2074371264 2304856960 2592964080 2963387520 3457285440 4148742528 5185928160 6914570880 10371856320 20743712640
- Sum of all divisors σ(n): 82528542720
- Sum of proper divisors (its aliquot sum) s(n): 61784830080
- 20743712640 is an abundant number, because the sum of its proper divisors (61784830080) is greater than itself. Its abundance is 41041117440
Bases of 20743712640
- Binary: 100110101000110101111101111100000002
- Hexadecimal: 0x4D46BEF80
- Base-36: 9J29R40
Squares and roots of 20743712640
- 20743712640 squared (207437126402) is 430301614090895769600
- 20743712640 cubed (207437126403) is 8926053031229716684774047744000
-
The
square root of 20743712640 is 144026.7775102949 -
The
cube root of 20743712640 is 2747.6547559891
Scales and comparisons
How big is 20743712640?- 20,743,712,640 seconds is equal to 659 years, 30 weeks, 3 days, 6 hours, 24 minutes.
-
To count from 1 to 20,743,712,640 would take you about one thousand, three hundred nineteen 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 20743712640 cubic inches would be around 229 feet tall.
Recreational maths with 20743712640
- 20743712640 backwards is 04621734702
- 20743712640 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20743712640's digits is 36
- More coming soon!
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