20721334320
20,721,334,320 is an even composite number composed of six prime numbers multiplied together.
What does the number 20721334320 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 240 divisors.
20721334320 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 20721334320:
24 × 32 × 5 × 113 × 257 × 991
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 113 × 257 × 991)See below for interesting mathematical facts about the number 20721334320 from the Numbermatics database.
Names of 20721334320
- Cardinal: 20721334320 can be written as Twenty billion, seven hundred twenty-one million, three hundred thirty-four thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.072133432 × 1010
Factors of 20721334320
Divisors of 20721334320
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 113 120 144 180 226 240 257 339 360 452 514 565 678 720 771 904 991 1017 1028 1130 1285 1356 1542 1695 1808 1982 2034 2056 2260 2313 2570 2712 2973 3084 3390 3855 3964 4068 4112 4520 4626 4955 5085 5140 5424 5946 6168 6780 7710 7928 8136 8919 9040 9252 9910 10170 10280 11565 11892 12336 13560 14865 15420 15856 16272 17838 18504 19820 20340 20560 23130 23784 27120 29041 29730 30840 35676 37008 39640 40680 44595 46260 47568 58082 59460 61680 71352 79280 81360 87123 89190 92520 111983 116164 118920 142704 145205 174246 178380 185040 223966 232328 237840 254687 261369 290410 335949 348492 356760 435615 447932 464656 509374 522738 559915 580820 671898 696984 713520 764061 871230 895864 1007847 1018748 1045476 1119830 1161640 1273435 1306845 1343796 1393968 1528122 1679745 1742460 1791728 2015694 2037496 2090952 2239660 2292183 2323280 2546870 2613690 2687592 3056244 3359490 3484920 3820305 4031388 4074992 4181904 4479320 4584366 5039235 5093740 5227380 5375184 6112488 6718980 6969840 7640610 8062776 8958640 9168732 10078470 10187480 10454760 11460915 12224976 13437960 15281220 16125552 18337464 20156940 20374960 20909520 22921830 26875920 28779631 30562440 36674928 40313880 45843660 57559262 61124880 80627760 86338893 91687320 115118524 143898155 172677786 183374640 230237048 259016679 287796310 345355572 431694465 460474096 518033358 575592620 690711144 863388930 1036066716 1151185240 1295083395 1381422288 1726777860 2072133432 2302370480 2590166790 3453555720 4144266864 5180333580 6907111440 10360667160 20721334320
- Sum of all divisors σ(n): 70549270272
- Sum of proper divisors (its aliquot sum) s(n): 49827935952
- 20721334320 is an abundant number, because the sum of its proper divisors (49827935952) is greater than itself. Its abundance is 29106601632
Bases of 20721334320
- Binary: 100110100110001011001111000001100002
- Hexadecimal: 0x4D3167830
- Base-36: 9IOY3W0
Squares and roots of 20721334320
- 20721334320 squared (207213343202) is 429373696001209862400
- 20721334320 cubed (207213343203) is 8897195903055116683271597568000
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The
square root of 20721334320 is 143949.0684929917 -
The
cube root of 20721334320 is 2746.6663436969
Scales and comparisons
How big is 20721334320?- 20,721,334,320 seconds is equal to 658 years, 45 weeks, 3 days, 6 hours, 12 minutes.
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To count from 1 to 20,721,334,320 would take you about one thousand, three hundred seventeen 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 20721334320 cubic inches would be around 228.9 feet tall.
Recreational maths with 20721334320
- 20721334320 backwards is 02343312702
- The number of decimal digits it has is: 11
- The sum of 20721334320's digits is 27
- More coming soon!
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