20920173820
20,920,173,820 is an even composite number composed of seven prime numbers multiplied together.
20920173820 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 20920173820:
22 × 5 × 7 × 13 × 17 × 192 × 1873
(2 × 2 × 5 × 7 × 13 × 17 × 19 × 19 × 1873)See below for interesting mathematical facts about the number 20920173820 from the Numbermatics database.
Names of 20920173820
- Cardinal: 20920173820 can be written as Twenty billion, nine hundred twenty million, one hundred seventy-three thousand, eight hundred twenty.
Scientific notation
- Scientific notation: 2.092017382 × 1010
Factors of 20920173820
Divisors of 20920173820
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 7 10 13 14 17 19 20 26 28 34 35 38 52 65 68 70 76 85 91 95 119 130 133 140 170 182 190 221 238 247 260 266 323 340 361 364 380 442 455 476 494 532 595 646 665 722 884 910 988 1105 1190 1235 1292 1330 1444 1547 1615 1729 1805 1820 1873 2210 2261 2380 2470 2527 2660 3094 3230 3458 3610 3746 4199 4420 4522 4693 4940 5054 6137 6188 6460 6916 7220 7492 7735 8398 8645 9044 9365 9386 10108 11305 12274 12635 13111 15470 16796 17290 18730 18772 20995 22610 23465 24349 24548 25270 26222 29393 30685 30940 31841 32851 34580 35587 37460 41990 42959 45220 46930 48698 50540 52444 58786 61370 63682 65555 65702 71174 79781 83980 85918 93860 97396 117572 121745 122740 127364 131110 131404 142348 146965 159205 159562 164255 170443 171836 177935 214795 222887 243490 249109 262220 293930 318410 319124 328510 340886 355870 398905 413933 429590 445774 462631 486980 498218 558467 587860 604979 636820 657020 676153 681772 711740 797810 827866 852215 859180 891548 925262 996436 1114435 1116934 1209958 1245545 1352306 1595620 1655732 1704430 1850524 2069665 2228870 2233868 2313155 2419916 2491090 2704612 2792335 2897531 3024895 3238417 3380765 3408860 4139330 4234853 4457740 4626310 4733071 4982180 5584670 5795062 6049790 6476834 6761530 7864727 8278660 8469706 8789989 9252620 9466142 11169340 11494601 11590124 12099580 12953668 13523060 14487655 15729454 16192085 16939412 17579978 18932284 21174265 22989202 23665355 28975310 31458908 32384170 35159956 39323635 42348530 43949945 45978404 47330710 55053089 57473005 57950620 61529923 64768340 78647270 80462207 84697060 87899890 94661420 110106178 114946010 123059846 149429813 157294540 160924414 175799780 220212356 229892020 246119692 275265445 298859626 307649615 321848828 402311035 550530890 597719252 615299230 747149065 804622070 1046008691 1101061780 1230598460 1494298130 1609244140 2092017382 2988596260 4184034764 5230043455 10460086910 20920173820
- Sum of all divisors σ(n): 60455299968
- Sum of proper divisors (its aliquot sum) s(n): 39535126148
- 20920173820 is an abundant number, because the sum of its proper divisors (39535126148) is greater than itself. Its abundance is 18614952328
Bases of 20920173820
- Binary: 100110111101111000010000100111111002
- Hexadecimal: 0x4DEF084FC
- Base-36: 9LZBXFG
Squares and roots of 20920173820
- 20920173820 squared (209201738202) is 437653672659013392400
- 20920173820 cubed (209201738203) is 9155790904987941758715866968000
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The
square root of 20920173820 is 144638.0787344743 -
The
cube root of 20920173820 is 2755.4239537815
Scales and comparisons
How big is 20920173820?- 20,920,173,820 seconds is equal to 665 years, 10 weeks, 1 day, 15 hours, 23 minutes, 40 seconds.
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To count from 1 to 20,920,173,820 would take you about one thousand, three hundred thirty 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 20920173820 cubic inches would be around 229.6 feet tall.
Recreational maths with 20920173820
- 20920173820 backwards is 02837102902
- 20920173820 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20920173820's digits is 34
- More coming soon!
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The information we have on file for 20920173820 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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