18039213720
18,039,213,720 is an even composite number composed of seven prime numbers multiplied together.
18039213720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 18039213720:
23 × 32 × 5 × 11 × 23 × 31 × 6389
(2 × 2 × 2 × 3 × 3 × 5 × 11 × 23 × 31 × 6389)See below for interesting mathematical facts about the number 18039213720 from the Numbermatics database.
Names of 18039213720
- Cardinal: 18039213720 can be written as Eighteen billion, thirty-nine million, two hundred thirteen thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.803921372 × 1010
Factors of 18039213720
Divisors of 18039213720
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 23 24 30 31 33 36 40 44 45 46 55 60 62 66 69 72 88 90 92 93 99 110 115 120 124 132 138 155 165 180 184 186 198 207 220 230 248 253 264 276 279 310 330 341 345 360 372 396 414 440 460 465 495 506 552 558 620 660 682 690 713 744 759 792 828 920 930 990 1012 1023 1035 1116 1240 1265 1320 1364 1380 1395 1426 1518 1656 1705 1860 1980 2024 2046 2070 2139 2232 2277 2530 2728 2760 2790 2852 3036 3069 3410 3565 3720 3795 3960 4092 4140 4278 4554 5060 5115 5580 5704 6072 6138 6389 6417 6820 7130 7590 7843 8184 8280 8556 9108 10120 10230 10695 11160 11385 12276 12778 12834 13640 14260 15180 15345 15686 17112 18216 19167 20460 21390 22770 23529 24552 25556 25668 28520 30360 30690 31372 31945 32085 38334 39215 40920 42780 45540 47058 51112 51336 57501 61380 62744 63890 64170 70279 70587 76668 78430 85560 91080 94116 95835 115002 117645 122760 127780 128340 140558 141174 146947 153336 156860 188232 191670 198059 210837 230004 235290 255560 256680 281116 282348 287505 293894 313720 351395 352935 383340 396118 421674 440841 460008 470580 562232 564696 575010 587788 594177 632511 702790 705870 734735 766680 792236 843348 881682 941160 990295 1054185 1150020 1175576 1188354 1265022 1322523 1405580 1411740 1469470 1584472 1616417 1686696 1763364 1782531 1980590 2108370 2178649 2204205 2300040 2376708 2530044 2645046 2811160 2823480 2938940 2970885 3162555 3232834 3526728 3565062 3961180 4216740 4357298 4408410 4555357 4753416 4849251 5060088 5290092 5877880 5941770 6325110 6465668 6535947 6612615 7130124 7922360 8082085 8433480 8714596 8816820 8912655 9110714 9698502 10580184 10893245 11883540 12650220 12931336 13071894 13225230 13666071 14260248 14547753 16164170 17429192 17633640 17825310 18221428 19397004 19607841 21786490 22776785 23767080 24246255 25300440 26143788 26450460 27332142 29095506 32328340 32679735 35650620 36442856 38794008 39215682 40998213 43572980 45553570 48492510 50108927 52287576 52900920 54664284 58191012 64656680 65359470 68330355 71301240 72738765 78431364 81996426 87145960 91107140 96985020 98039205 100217854 109328568 116382024 130718940 136660710 145477530 150326781 156862728 163992852 182214280 193970040 196078410 200435708 204991065 250544635 261437880 273321420 290955060 300653562 327985704 392156820 400871416 409982130 450980343 501089270 546642840 581910120 601307124 751633905 784313640 819964260 901960686 1002178540 1202614248 1503267810 1639928520 1803921372 2004357080 2254901715 3006535620 3607842744 4509803430 6013071240 9019606860 18039213720
- Sum of all divisors σ(n): 68901580800
- Sum of proper divisors (its aliquot sum) s(n): 50862367080
- 18039213720 is an abundant number, because the sum of its proper divisors (50862367080) is greater than itself. Its abundance is 32823153360
Bases of 18039213720
- Binary: 100001100110011100010001110100110002
- Hexadecimal: 0x433388E98
- Base-36: 8AC2YE0
Squares and roots of 18039213720
- 18039213720 squared (180392137202) is 325413231635836238400
- 18039213720 cubed (180392137203) is 5870198832794715115418470848000
-
The
square root of 18039213720 is 134310.1400490671 -
The
cube root of 18039213720 is 2622.6431438499
Scales and comparisons
How big is 18039213720?- 18,039,213,720 seconds is equal to 573 years, 30 weeks, 5 days, 4 hours, 42 minutes.
-
To count from 1 to 18,039,213,720 would take you about one thousand, one hundred forty-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 18039213720 cubic inches would be around 218.6 feet tall.
Recreational maths with 18039213720
- 18039213720 backwards is 02731293081
- 18039213720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18039213720's digits is 36
- More coming soon!
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The information we have on file for 18039213720 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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