20731025520
20,731,025,520 is an even composite number composed of five prime numbers multiplied together.
20731025520 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 20731025520:
24 × 33 × 5 × 193 × 2232
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 193 × 223 × 223)See below for interesting mathematical facts about the number 20731025520 from the Numbermatics database.
Names of 20731025520
- Cardinal: 20731025520 can be written as Twenty billion, seven hundred thirty-one million, twenty-five thousand, five hundred twenty.
Scientific notation
- Scientific notation: 2.073102552 × 1010
Factors of 20731025520
Divisors of 20731025520
- Number of divisors d(n): 240
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 90 108 120 135 144 180 193 216 223 240 270 360 386 432 446 540 579 669 720 772 892 965 1080 1115 1158 1338 1544 1737 1784 1930 2007 2160 2230 2316 2676 2895 3088 3345 3474 3568 3860 4014 4460 4632 5211 5352 5790 6021 6690 6948 7720 8028 8685 8920 9264 10035 10422 10704 11580 12042 13380 13896 15440 16056 17370 17840 20070 20844 23160 24084 26055 26760 27792 30105 32112 34740 40140 41688 43039 46320 48168 49729 52110 53520 60210 69480 80280 83376 86078 96336 99458 104220 120420 129117 138960 149187 160560 172156 198916 208440 215195 240840 248645 258234 298374 344312 387351 397832 416880 430390 447561 481680 497290 516468 596748 645585 688624 745935 774702 795664 860780 895122 994580 1032936 1162053 1193496 1291170 1342683 1491870 1549404 1721560 1790244 1936755 1989160 2065872 2237805 2324106 2386992 2582340 2685366 2983740 3098808 3443120 3580488 3873510 3978320 4475610 4648212 5164680 5370732 5810265 5967480 6197616 6713415 7160976 7747020 8951220 9296424 9597697 10329360 10741464 11620530 11934960 13426830 15494040 17902440 18592848 19195394 21482928 23241060 26853660 28793091 30988080 35804880 38390788 46482120 47988485 53707320 57586182 76781576 86379273 92964240 95976970 107414640 115172364 143965455 153563152 172758546 191953940 230344728 259137819 287930910 345517092 383907880 431896365 460689456 518275638 575861820 691034184 767815760 863792730 1036551276 1151723640 1295689095 1382068368 1727585460 2073102552 2303447280 2591378190 3455170920 4146205104 5182756380 6910341840 10365512760 20731025520
- Sum of all divisors σ(n): 72100162080
- Sum of proper divisors (its aliquot sum) s(n): 51369136560
- 20731025520 is an abundant number, because the sum of its proper divisors (51369136560) is greater than itself. Its abundance is 30638111040
Bases of 20731025520
- Binary: 100110100111010101001011000011100002
- Hexadecimal: 0x4D3AA5870
- Base-36: 9IUPTO0
Squares and roots of 20731025520
- 20731025520 squared (207310255202) is 429775419110891270400
- 20731025520 cubed (207310255203) is 8909685181456582636607620608000
-
The
square root of 20731025520 is 143982.7264639757 -
The
cube root of 20731025520 is 2747.0944748163
Scales and comparisons
How big is 20731025520?- 20,731,025,520 seconds is equal to 659 years, 9 weeks, 3 days, 10 hours, 12 minutes.
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To count from 1 to 20,731,025,520 would take you about one thousand, three hundred eighteen 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 20731025520 cubic inches would be around 228.9 feet tall.
Recreational maths with 20731025520
- 20731025520 backwards is 02552013702
- 20731025520 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20731025520's digits is 27
- More coming soon!
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